Aircraft Air Conditioning, Heating, and Pressurizing Equipment

Federal Supply Class (FSC: 1660

NATO Supply Classification Class (NSC): 1660

Group Description: Aerospace Craft Components and Accessories

Federal Supply Group (FSG): 16

NATO Supply Classification Group (NSG): 16

Page 1 of 208

NSN Format for Aircraft Air Conditioning, Heating, and Pressurizing Equipment

1660XXXXXXXXX
Group
FSG
ClassNCBIdentifier
FSC
Federal Supply Class
NIIN
NSN
FSC 1660 Aircraft Air Conditioning, Heating, and Pressurizing Equipment
FSC 1660 Aircraft Air Conditioning, Heating, and Pressurizing Equipment

Includes Cabin Supercharging Equipment; Canisters; Cylinder Assemblies; Masks; Fixed Oxygen System; Specially Designed Aircraft Valves; Cabin Pressure Regulators; Heat Exchangers; Air Expansion Turbines; Aircraft Heaters; Ventilating System Components; Air Conditioning and Heating Duct Assemblies; Thermal De-icing Equipment; Cabin and Compartment Pressurizing Equipment; Air Diffusers; Cabin Pressure Selectors; Liquid Oxygen Converters.

Excludes Oxygen Pressure Signals and Warning Devices; Tubing; Ground Type Heaters and Coolers; Pressurizing Equipment other than that used for Cabin and Compartment Pressurization; Fluid De-icing Equipment; Valves specifically designed for use with Aircraft Engines, Guided Missiles, and Guided Missile Engines.

Additional Information for Aircraft Air Conditioning, Heating, and Pressurizing Equipment Additional Information for Aircraft Air Conditioning, Heating, and Pressurizing Equipment

NATO Supply Class 1660 is a classification for Aircraft Air Conditioning, Heating, and Pressurizing Equipment. It falls under NATO Supply Group 16, which is dedicated to Aerospace Craft Components and Accessories.

This supply class includes various equipment and systems that are essential for maintaining the desired temperature, humidity, and pressure conditions inside an aircraft. Some examples of the equipment covered in this class are air conditioning units, heating systems, and pressurization systems.

These components play a crucial role in ensuring the comfort and safety of passengers and crew members during flight. They help regulate the temperature and humidity levels inside the aircraft cabin, ensuring a pleasant environment for everyone on board. Additionally, pressurization systems help maintain the appropriate air pressure inside the aircraft, especially at high altitudes, to ensure the well-being of passengers and crew.

NATO Supply Class 1660 is specifically focused on the equipment and systems related to air conditioning, heating, and pressurization in aircraft. It is an important classification within NATO's supply system, as it helps in the standardization and categorization of aerospace craft components and accessories.

If you have any specific questions or need further information about this supply class, feel free to ask!

NSN by Country NSN by Country

Frequently Asked Questions(FAQ) for Federal Supply Class 1660 Frequently Asked Questions(FAQ) for Federal Supply Class 1660

What is Federal Supply Class 1660?
FSC 1660 is the Federal Supply Class(formally known as NATO Supply Classification Class NSC 1660) in the USA for supply items codified in the category of Aircraft Air Conditioning, Heating, and Pressurizing Equipment.
What is NATO Supply Classification Class 1660?
NSC 1660 is the NATO Supply Classification Class (also known as Federal Supply Class FSC 1660 in the USA) for supply items codified in the category of Aircraft Air Conditioning, Heating, and Pressurizing Equipment.
Which Federal Supply Group is FSC 1660 in?
FSC 1660 is in Federal Supply Group(FSG) 16 which contains .
Which NATO Supply Classification Group is NSC 1660 in?
NSC 1660 is in NATO Supply Classification Group(NSG) 16 which contains .

Supply Items Included in Federal Supply Class 1660 Supply Items Included in Federal Supply Class 1660

What is an Altitude Aircraft Cabin Pressure Selector? 39 Items
An Altitude Aircraft Cabin Pressure Selector (SELECTOR,AIRCRAFT CABIN PRESSURE,ALTITUDE) is an item designed to allow selection of a desired cabin pressure for an aircraft.
What is a Metal Grille? 509 Items
A Metal Grille (GRILLE,METAL) is a metal frame enclosing a metal core which is constructed of perforated sheet metal, bars, core material, or the like. It is used to form an openwork barrier or screen to allow the passage of a maximum quantity of air and/or light, but excluding the passage of foreign objects. Excludes GUARD, FAN IMPELLER.
What is a Centrifugal Fan? 91 Items
A Centrifugal Fan (FAN,CENTRIFUGAL) is a nonpositive displacement mechanical device having a centrifugal fan impeller inclosed within a housing. It is designed to move air or gas over a wide range of volumes and pressures. The air or gas is drawn in axially and discharged radially or drawn in radially and discharged axially by centrifugal force through an outlet in the housing.
What is an Aircraft Heater? 203 Items
An Aircraft Heater (HEATER,AIRCRAFT) is a heater used to raise the temperature of the air in the interior of aircraft in which it is installed. Circulation of the heated air may be achieved by an integral blower or fan. Excludes HEATER PACKAGE, AIRCRAFT, external type heaters, and portable type heaters.
What is an Air Conditioning Filter Element? 426 Items
An Air Conditioning Filter Element (FILTER ELEMENT,AIR CONDITIONING) is a replaceable device designed to remove dust, pollen or other foreign matter from the air passing through it. The removal of particles is accomplished by porous fibrous or shredded material (metallic or nonmetallic) which is loosely woven or matted and confined in a frame or retained between perforated sheets of firmer material. It is designed to fit into air conditioners, ventilation systems and hot air furnaces. It may have facilities for radio frequency/electromagnetic interference shielding. The filter may be cleaned by the use of compressed air, blown through the filter element, or by using water and a suitable detergent for cleaning purposes which would extend the life of the filter.
What is an Oxygen Flow Indicator? 43 Items
An Oxygen Flow Indicator (INDICATOR,OXYGEN FLOW) is an indicator which visually shows when oxygen is flowing through an oxygen breathing system.
What is a Barometric Continuous Flow Oxygen Regulator? 57 Items
A Barometric Continuous Flow Oxygen Regulator (REGULATOR,OXYGEN,BAROMETRIC CONTINUOUS FLOW) is a regulator designed to maintain a constant flow of breathing oxygen in predetermined amounts depending on the altitude at which it is being used.
What is a Demand Oxygen Regulator? 138 Items
A Demand Oxygen Regulator (REGULATOR,OXYGEN,DEMAND) is a regulator designed to deliver pure breathing oxygen automatically when the user inhales, within a maximum operating altitude of 35,000 feet (10,668 m).
What is a Diluter Demand Oxygen Regulator? 177 Items
A Diluter Demand Oxygen Regulator (REGULATOR,OXYGEN,DILUTER DEMAND) is a regulator which incorporates a mechanism to mix air with oxygen up to predetermined altitudes. At the predetermined altitude the regulator automatically delivers pure oxygen.
What is a Dirt And Liquid Deflector? 69 Items
A Dirt And Liquid Deflector (DEFLECTOR,DIRT AND LIQUID) is an item so shaped as to deflect one or more of the following: dust, dirt, grease, oil, or liquid into a desired direction or away from a particular area. Can be attached to a stationary or with a revolving part.May or may notbe a mechanical device.
What is a Gas Cylinder Manifold? 21 Items
A Gas Cylinder Manifold (MANIFOLD,GAS CYLINDER) is a device designed to accommodate the attachment of two or more gas cylinders to permit centralization of supply and provide large quantities of gas at constant pressure to single outlet or service line. Excludes MANIFOLD,DIVER'S,HELIUM-OXYGEN and items with facilities for charging or recharging the cylinders connected thereto.
What is a Liquid Oxygen Converter? 95 Items
A Liquid Oxygen Converter (CONVERTER,LIQUID OXYGEN) is a unit consisting of a jacketed container, with or without a heat source, used to convert liquid oxygen into gasous breathing oxygen. See also CONVERTER, LIQUID OXYGEN PUMPING METHOD.
Rebreathing Bag,Oxygen Apparatus 13 Items
What is an Oxygen Mask? 979 Items
An Oxygen Mask (MASK,OXYGEN) is a device consisting of a facepiece which partially covers the face, having a breathing tube and a coupling for connecting to a regulated supply of oxygen. The device may be of the rebreathing type or of the demand type and may be used for rescue operation or to supply the wearer with oxygen when flying at high altitudes. It may include regulating device(s) but does not include oxygen cylinder(s). Excludes MASK, ORONASAL.
What is an Oxygen Mask Nosepiece? 33 Items
An Oxygen Mask Nosepiece (NOSEPIECE,OXYGEN MASK) is a rigid item which serves as a reinforcement for the nose region and has accommodations to hold in place the elastic band of the oxygen mask.
What is a Breathing Apparatus Oxygen Generating Canister? 15 Items
A Breathing Apparatus Oxygen Generating Canister (CANISTER,OXYGEN GENERATING,BREATHING APPARATUS) is a metal container filled with chemicals which absorb carbon dioxide and moisture from exhaled breath and generates oxygen for breathing. It is designed for use with a BREATHING APPARATUS, OXYGEN GENERATING. For canisters designed for use in a rebreathing unit to absorb carbon dioxide, see CANISTER, CARBON DIOXIDE ABSORBENT, OXYGEN REBREATHING UNIT.
What is an Aircraft Heater Package? 29 Items
An Aircraft Heater Package (HEATER PACKAGE,AIRCRAFT) is an item furnished for a particular aircraft consisting of a basic heater, together with accessories such as ignition assemblies, fuel controls, thermal switches, fuel pressure regulators and the like, used to provide heat to the interior of an aircraft. Excludes HEATER, AIRCRAFT.
What is a Nonreactivating Dehydrator Unit? 22 Items
A Nonreactivating Dehydrator Unit (DEHYDRATOR UNIT,NONREACTIVATING) is an item designed for use in the removal of moisture from air or gas pressure lines. Excludes SEPARATOR, PIPELINE.
What is a Compressed Gas Cylinder Valve Connections Adapter? 46 Items
A Compressed Gas Cylinder Valve Connections Adapter (ADAPTER,COMPRESSED GAS CYLINDER VALVE CONNECTIONS) is an adapter designed to connect a compressed gas cylinder valve outlet to a regulator, charging connection, or other mating part having a different connection for the same gas.
What is a Fluid Filter Cover? 25 Items
A Fluid Filter Cover (COVER,FLUID FILTER) is a rigid item of various shapes designed as a component of a fluid filter, acting as the cover and retaining the filter element in place. The item does not have an inlet or outlet connection. It is fastened onto the FILTER BODY, FLUID by means of clamps or bolts. For items with inlet and/or outlet connections, see HEAD, FLUID FILTER.
What is a Fluid Filter Body? 47 Items
A Fluid Filter Body (FILTER BODY,FLUID) is a component of a FILTER, FLUID designed to contain the FILTER ELEMENT, FLUID and attach to the HEAD, FLUID FILTER or the COVER, ACCESS. It may have inlet and/or outlet connections, means for mounting a drain plug(s), check, relief and or by-pass valves. Excludes BOWL, SEDIMENT.See also STRAINER BODY, SEDIMENT.
What is a Barometric Demand Oxygen Regulator? 28 Items
A Barometric Demand Oxygen Regulator (REGULATOR,OXYGEN,BAROMETRIC DEMAND) is a regulator designed to deliver breathing oxygen in amounts automatically adjusted in accordance with complete altitude requirements (0 to highest manned aircraft altitude) when the user inhales. See also REGULATOR (1), OXYGEN, DEMAND.
What is an Aircraft Heater Spark Igniter? 18 Items
An Aircraft Heater Spark Igniter (IGNITER,SPARK,AIRCRAFT HEATER) is an item having one or more electrodes arranged to form an air gap across which an electric spark is introduced and discharged to ignite fuel and air mixture in an aircraft heater. In heaters designed for the single electrode type, two plugs or one plug and one electrode are required within the combustion chamber in proper placement to effect the air gap. An igniter plug with two or more electrodes differs from a spark plug by always having cooling facilities in the form of holes or slots in the plug casing to allow entry of air currents around the electrodes. Excludes SPARK PLUG; GLOW PLUG and ELECTRODE.
What is an Aircraft Air Conditioning-Heating Duct Assembly? 8920 Items
An Aircraft Air Conditioning-Heating Duct Assembly (DUCT ASSEMBLY,AIR CONDITIONING-HEATING,AIRCRAFT) is a hollow body used to transport air to various parts of the aircraft for the purpose of heating, cooling, pressurizing, de-icing, and the like. It may include flange(s), bracket(s), and the like for mounting purposes. Excludes pipes used in aircraft exhaust systems and pipes used in non-aircraft applications. Excludes PIPE, EXHAUST and PIPE, AIR CONDITIONING-HEATING.
What is a Fluid Filter? 185 Items
A Fluid Filter (FILTER,FLUID) is a filter having inlet and outlet connections and designed to be connected in a pipe, tube or hose line. For spin-on, base-mounted filtering devices with integral outer casings, see FILTER ELEMENT, FLUID. Excludes AIR CONDITIONER.
Parts Kit,Aircraft Heat Exchanger 40 Items
Parts Kit,Air Flow Regulator 62 Items
What is a Cabin Pressure Regulator Parts Kit? 10 Items
A Cabin Pressure Regulator Parts Kit (PARTS KIT,CABIN PRESSURE REGULATOR) is a parts kit used for repairing a REGULATOR, AIR PRESSURE, AIRCRAFT CABIN. Excludes PARTS KIT (1), PRESSURE REGULATING VALVE.
Parts Kit,Liquid Oxygen Converter 18 Items
Parts Kit,Oxygen Mask 40 Items
What is a Mechanical Equipment Seal Replacement Parts Kit? 29 Items
A Mechanical Equipment Seal Replacement Parts Kit (PARTS KIT,SEAL REPLACEMENT,MECHANICAL EQUIPMENT) is a parts kit consisting of numerous items. The kit may contain seals, gaskets, packing, and/or retainers for repairing mechanical equipment. Excludes kits including tools, collars, pins, sleeves and associated hardware. Excluds PARTS KIT (1), SEAL REPLACEMENT, ARTILLERY.
What is a Separator Parts Kit? 17 Items
A Separator Parts Kit (PARTS KIT,SEPARATOR) is a parts kit used to repair an air-oil separator or air-water separator.
What is a Valve Disk? 277 Items
A Valve Disk (DISK,VALVE) is an item of various shapes (usually circular, conical, cylindrical, or rectangular) used to prevent or regulate the flow of liquids or gases through the valve. May include a retainer, screw, holder, and the like.
What is an Aircraft Components Modification Kit? 89 Items
An Aircraft Components Modification Kit (MODIFICATION KIT,AIRCRAFT COMPONENTS) is an item or items employed individually or conjunctively to modify aircraft components.
What is a Drip Pan? 111 Items
A Drip Pan (PAN,DRIP) is a metallic or nonmetallic receptacle which is placed under a motor, generator, appliance or in a similar location to collect liquid from overflows, leaks, condensation and the like. It may have one or more facilities for draining.
What is an Aircraft Environmental Control Valve Assembly? 254 Items
An Aircraft Environmental Control Valve Assembly (VALVE ASSEMBLY,ENVIRONMENTAL CONTROL,AIRCRAFT) is an assembly of two or more valves on a common mounting performing separate functions. It is used on the aircraft to control the environmental system.
What is a Heat Exchanger Air Inlet Adapter? 140 Items
A Heat Exchanger Air Inlet Adapter (ADAPTER,AIR INLET,HEAT EXCHANGER) is an item used to provide the means for the attachment of hoses or tubes to the air of a heat exchanger.
What is an Aircraft Heat Exchanger Core Assembly? 30 Items
An Aircraft Heat Exchanger Core Assembly (CORE ASSEMBLY,HEAT EXCHANGER,AIRCRAFT) is a machined piece consisting of baffles and fins designed to move air in a heat exchanger.
What is an Aircraft Air Temperature Electrical-Electronic Control Box? 482 Items
An Aircraft Air Temperature Electrical-Electronic Control Box (CONTROL BOX,ELECTRICAL-ELECTRONIC,AIRCRAFT AIR TEMPERATURE) is a metal inclosure which includes mounts and protects any quantity and/or combination of electrical/electronic devices such as resistors, relays, potentiometers, receptacles, rectifiers, bridge networks and the like. If electrical, it may not contain electronic tubes and/or resistors. It may have adjustment controls. Designed to produce an electrical signal to control air temperature for an aircraft cabin, cockpit, window, windshield and other comparments for the purpose of anti-icing, defogging or heating.
What is a Jet Pump Housing? 11 Items
A Jet Pump Housing (HOUSING,JET PUMP) is a component part of an environmental control unit which mixes and directs air flow. Designed to surround, retain and support a jet pump nozzle. Assists in maintaining air pressure buildup. Includes inlet(s) and outlet(s) with mounting facilities and is usually of two piece construction. Excludes DUCT ASSEMBLY, AIR CONDITIONING-HEATING AIRCRAFT and SCROLL HOUSING , AIRCRAFT COOLING TURBINE.
What is an Oxygen Mask Harness Assembly? 41 Items
An Oxygen Mask Harness Assembly (HARNESS ASSEMBLY,MASK,OXYGEN) is a retainer to secure a mask, oxygen to a persons face and helmet. It may consist of webbing, buckles, adapter and bayonet fittings.
What is an Aircraft Oxygen Converter Mounting Base? 11 Items
An Aircraft Oxygen Converter Mounting Base (MOUNTING BASE,OXYGEN CONVERTER,AIRCRAFT) is an item designed to securely position and restrain the converter tank of an oxygen system.
What is an Aircraft Air Outlet Housing? 199 Items
An Aircraft Air Outlet Housing (HOUSING,AIR OUTLET,AIRCRAFT) is an item designed for housing components for the dispersement of air in aircraft environmental systems.
What is an Air Duct Damper? 150 Items
An Air Duct Damper (DAMPER,AIR DUCT) is an item designed to be inserted into a heating and cooling duct for the purpose of controlling the flow of air.
What is an Oxygen Mask Control Manifold Assembly? 23 Items
An Oxygen Mask Control Manifold Assembly (MANIFOLD ASSEMBLY,OXYGEN MASK CONTROL) is a device designed to distribute oxygen between components. It consist of a manifold and may have one or more connector, filter, hose and the like.
What is an Aircraft Oxygen Manifold? 51 Items
An Aircraft Oxygen Manifold (MANIFOLD,OXYGEN,AIRCRAFT) is a single or multi-piece item with one inlet and two or more outlet ports. Designed to be used in Aircraft Breathing Oxygen Systems.
What is an Aircraft Oxygen Mask Hardshell? 122 Items
An Aircraft Oxygen Mask Hardshell (HARDSHELL,OXYGEN MASK,AIRCRAFT) is an item made of plastic materials and designed to closely follow the outside of a FACEPIECE, OXYGEN MASK, AIRCRAFT. May include webbing, fasteners, harness restrainer and the like.
What is an Aircraft Oxygen Filler Valve? 54 Items
An Aircraft Oxygen Filler Valve (FILLER VALVE,AIRCRAFT OXYGEN) is an item designed to provide the means of easily charging cylinders from fill stations dispersed throughout an aircraft or for ground servicing of aircraft system. The item may be for a gaseous or liquid system and may include a cap, chain, plug or filter.
What is an Aircraft Thermal Insulation Pipe Covering? 1340 Items
An Aircraft Thermal Insulation Pipe Covering (INSULATION PIPE COVERING,THERMAL,AIRCRAFT) is an item composed of one or more materials, molded, compressed, and/or baked into a rigid covering of irregular shapes and sizes. It is designed to cover air ducts and/or air duct fittings used in air conditioning, heating, cooling, pressurizing, de-icing systems and in hydraulic systems to restrict the dissipation of heat. It may completely or partially encase the item for which designed. It may be furnished with or without fillers, cement, and/or separate or attached accessories for installation, (excluding flexible air duct covering and rigid pipe and pipe fitting coverings used in construction and building materials). Excludes INSULATION BLANKET,THERMAL,AIRCRAFT; INSULATION PIPE FITTING COVERING,THERMAL; and INSULATION SLEEVING,THERMAL.
What is an Aircraft Thermal Insulation Blanket? 2764 Items
An Aircraft Thermal Insulation Blanket (INSULATION BLANKET,THERMAL,AIRCRAFT) is a flexible item composed of one or more kinds of fibers prefabricated into various shapes and sizes. It may have a vapor barrier and is covered on one or both sides with a jacket material such as vinyl or other sheet material. It may have mounting provisions such as holes or snaps to facilitate installation. It is designed to cover air conditioning, heating, cooling, pressurizing, de-icing components and air ducts to prevent or reduce the transfer of heat. Excludes rigid air duct coverings and insulation material supplied in flat sheets or rolls. Excludes INSULATION PIPE COVERING,THERMAL,AIRCRAFT and INSULATION BLANKET,THERMAL.
What is an Aircraft Fluid To Fluid Heat Exchanger? 100 Items
An Aircraft Fluid To Fluid Heat Exchanger (HEAT EXCHANGER,FLUID TO FLUID,AIRCRAFT) is a heat transfer device designed to lower the temperature of one fluid by passing it, by means of tubes, pipes, or the like, through another fluid. The second fluid would, depending upon the design, either raise or lower the temperature of the first fluid. See also; HEAT EXCHANGER (as modified).
What is a Fluid To Air Heat Exchanger? 144 Items
A Fluid To Air Heat Exchanger (HEAT EXCHANGER,FLUID TO AIR) is a heat transfer device designed to lower the temperature of a fluid through airflow. May be used in air conditioning systems, drive mechanisms, and the like.See also HEAT EXCHANGER, AIR TO AIR, AIRCRAFT and HEAT EXCHANGER, AIR TO WATER, AIRCRAFT.
What is an Aircraft Oxygen System Adapter? 33 Items
An Aircraft Oxygen System Adapter (ADAPTER,OXYGEN SYSTEM,AIRCRAFT) is an item designed to be used as interface between a MASK, OXYGEN and the supply of oxygen in the aircraft cockpit. Excludes ADAPTER (1), COMPRESSED GAS CYLINDER VALVE CONNECTIONS.
What is an Oxygen Regulator Junction Block Body? 10 Items
An Oxygen Regulator Junction Block Body (BODY,JUNCTION BLOCK,REGULATOR,OXYGEN) is component of a JUNCTION BLOCK, REGULATOR, OXYGEN designed to enclose and support the internal parts.
What is an Aircraft Oxygen Mask Valve? 46 Items
An Aircraft Oxygen Mask Valve (VALVE,OXYGEN MASK,AIRCRAFT) is an item designed to be a pressure compensating, combination inhalation/exhalation, inhalation or exhalation device.
What is an Aircraft Air Conditioning-Heating Sleeve? 148 Items
An Aircraft Air Conditioning-Heating Sleeve (SLEEVE,AIR CONDITIONING-HEATING,AIRCRAFT) is a cylindrical shaped item of solid material designed to connect two DUCT ASSEMBLY, AIR CONDITIONING-HEATING, AIRCRAFT.
What is an Aircraft Ejection Seat Oxygen System? 14 Items
An Aircraft Ejection Seat Oxygen System (OXYGEN SYSTEM,EJECTION SEAT,AIRCRAFT) is an ejection seat / ejection seat harness mounted system which primarily provides the pilot with oxygen from main oxygen supply in normal flying conditions. In case of emergency such as ejection, damaged hoses, and the like, it provides the same function after disconnection or deprivation from main oxygen supply. It generally consists of an oxygen regulator, a connection box, an anti-G valve, hoses, fittings, emergency oxygen suit, and the like. Excludes OXYGEN SYSTEM,AIRCRAFT SURVIVAL KIT.
What is an Aircraft Oxygen Concentrator? 44 Items
An Aircraft Oxygen Concentrator (CONCENTRATOR,OXYGEN,AIRCRAFT) is an item designed to deliver an enriched oxygen gaseous mixture to the pilot(s) to protect them from altitude, hypoxaemia, chemical pollutions (smokes), and accelerations.
What is an Aircraft Oxygen Concentrator Gaseous Mass Flow Sensor? 22 Items
An Aircraft Oxygen Concentrator Gaseous Mass Flow Sensor (SENSOR,GASEOUS MASS FLOW,CONCENTRATOR,OXYGEN,AIRCRAFT) is an item designed to measure the number of molecules, the filtered, loped, and ambiant gaseous mixture pressure. These informations are processed by an electronic system which controls the elution valve opening.
What is an Oxygen Mask Bayonet Connector? 12 Items
An Oxygen Mask Bayonet Connector (CONNECTOR,BAYONET,OXYGEN MASK) is a devise designed to attach to a retention receiver located on a flight helmet to prevent vertical slippage of the mask during "G" loads.
What is an Aircraft Cooling Turbine Nozzle? 20 Items
An Aircraft Cooling Turbine Nozzle (NOZZLE,TURBINE,COOLING,AIRCRAFT) is a circular metallic item designed to direct air at the proper angle and velocity to a TURBINE WHEEL, AIRCRAFT COOLING TURBINE.
What is an Aircraft Cooling Turbine Seal Assembly? 26 Items
An Aircraft Cooling Turbine Seal Assembly (SEAL ASSEMBLY,TURBINE,COOLING,AIRCRAFT) is a rigid metallic item, generally circular, designed to prevent leakage of air in a TURBINE, AIRCRAFT, COOLING.
What is an Oxygen Supply Control Panel? 48 Items
An Oxygen Supply Control Panel (PANEL,CONTROL,OXYGEN SUPPLY) is an item designed to indicate liquid oxygen quantity and the oxygen pressure. May contain devices for self-testing.
What is an Aircraft Discharge Valve? 67 Items
An Aircraft Discharge Valve (VALVE,DISCHARGE,AIRCRAFT) is an item mounted on a REGULATOR, AIR PRESSURE, AIRCRAFT CABIN. It discharges air to atmosphere to allow a quick depressurization and/or air blowing in the cabin.
What is an Aircraft Oxygen Cylinder Assembly? 109 Items
An Aircraft Oxygen Cylinder Assembly (CYLINDER ASSEMBLY,OXYGEN,AIRCRAFT) is an item consisting of a cylindrical body, a regulator, and/or other components.
What is an Air Duct Damper Obturator? 29 Items
An Air Duct Damper Obturator (OBTURATOR,DAMPER,AIR DUCT) is an item which constitutes the movable part of a DAMPER, AIR DUCT which opens or closes the air duct.
What is an Air Duct Damper Housing? 21 Items
An Air Duct Damper Housing (HOUSING,DAMPER,AIR DUCT) is an item designed to support and maintain the components of a DAMPER, AIR DUCT.
What is an Aircraft Air Conditioning Manifold Nozzle? 29 Items
An Aircraft Air Conditioning Manifold Nozzle (NOZZLE,AIR CONDITIONING MANIFOLD,AIRCRAFT) is a nozzle designed to be attached to outlets of a MANIFOLD, AIR CONDITIONING, AIRCRAFT and used to atomize water onto the main heat exchanger.
What is an Aircraft Air Conditioning Manifold? 44 Items
An Aircraft Air Conditioning Manifold (MANIFOLD,AIR CONDITIONING,AIRCRAFT) is an enclosure with several openings designed for use in an aircraft air conditioning system to water the main heat exchanger to humidify air conditioned air.
What is a Flat Valve Diaphragm? 87 Items
A Flat Valve Diaphragm (DIAPHRAGM,VALVE,FLAT) is an item in the form of one or more thin flexible sheets normally designed to form a tight seal between chambers of a valve, and to transmit motion to a valve disk either directly or through a mechanical linkage. The surface of the item(s) may not be formed or molded to have a beaded or rolled edge, ribs, or any other raised surfaces. The item may contain bolt holes and/or a center hole. Excludes DIAPHRAGM, VALVE, SPECIAL SHAPED and GASKET.
What is an Aircraft Heating And Ventilating Air Diffuser? 932 Items
An Aircraft Heating And Ventilating Air Diffuser (DIFFUSER,AIR,AIRCRAFT HEATING AND VENTILATING) is a device for installation in aircraft, used in varying designs to effect the proper distribution of ventilated or heated air to assure temperature equalization, or for the defrosting and de-icing of aircraft glass surfaces.
What is an Aircraft Coolant Fluid Tank? 29 Items
An Aircraft Coolant Fluid Tank (TANK,COOLANT FLUID,AIRCRAFT) is an item used for collecting/holding liquid coolants. It is not to be used for gaseous refrigerants or hydraulic fluids.
What is a Pressure Bellows? 338 Items
A Pressure Bellows (BELLOWS,PRESSURE) is a mechanism having two or more folded or corrugated wall surfaces, which can expand or contract linearly. Converts pressure effects into controlled linear movement or provides a pressure signal to another device. May contain head, caps and/or stem.
What is an Aircraft Cabin Air Pressure Controller? 175 Items
An Aircraft Cabin Air Pressure Controller (CONTROLLER,AIR PRESSURE,AIRCRAFT CABIN) is an item designed to regulate aircraft cabin and/or compartment pressure by providing a reference pressure signal to control the operation of one or more valves discharging cabin and/or compartment air to the atmosphere. May contain or operate in conjunction with selector controls for desired altitude pressure and altitude rate of change or be pre-set for automatic operation without selector controls. For items consisting of a controller and a valve, see REGULATOR, AIR PRESSURE, AIRCRAFT CABIN.
What is an Aircraft Air To Air Heat Exchanger? 613 Items
An Aircraft Air To Air Heat Exchanger (HEAT EXCHANGER,AIR TO AIR,AIRCRAFT) is a heat transfer device designed to lower compressed air temperature to an acceptable level by passing it through tubes and flowing ducted ram air over the tubes, heat of the compressed air is transferred to the ram air reducing the temperature. Consists of a sheet metal housing with ram air connection(s) with or without ducts, a tubular type core, inlet and outlet ports. May contain a shutoff valve. Normally used in aircraft air conditioning and/or air induction systems.
What is an Aircraft Air To Water Heat Exchanger? 93 Items
An Aircraft Air To Water Heat Exchanger (HEAT EXCHANGER,AIR TO WATER,AIRCRAFT) is a heat transfer device designed to lower compressed air temperature to an acceptable level by passing it through an exchanger core immersed in a tank of water. The heat of the air is absorbed by the water causing the water to boil and carry the heat off as steam reducing the air temperature. May contain a water tank and/or a collector or condensor section turning a portion of the steam back into water conserving the water supply. Contains air inlet and outlet ports. May incorporate an air bypass outlet and a steam vent port. Normally used in aircraft air conditioning systems.
What is an Aircraft Cooling Turbine Impeller Wheel? 186 Items
An Aircraft Cooling Turbine Impeller Wheel (IMPELLER WHEEL,AIRCRAFT COOLING TURBINE) is an item consisting of blades, vanes or paddles equally spaced around the periphery or face of a hub, rotor or wheel. It is turbine wheel or shaft driven. Designed primarily as a means for absorbing the energy and to act as a governing force for a turbine wheel. Also aids in drawing ram air through a heat exchanger. May be used to compress the air required to drive the turbine wheel. It is a rotating part of an aircraft cooling turbine.
What is an Aircraft Survival Kit Oxygen System? 150 Items
An Aircraft Survival Kit Oxygen System (OXYGEN SYSTEM,AIRCRAFT SURVIVAL KIT) is a system designed as a component of an aircraft survival kit to provide emergency breathing oxygen under varying conditions such as bailout or failure of main oxygen supply. Consists of oxygen bottles, regulator and may include personal leads assembly providing an oxygen manual release, necessary hoses and fittings to carry oxygen and communications from survival kit to crew members pressure suit and/or helmet.
What is an Aircraft Air Cycle Refrigeration Unit? 97 Items
An Aircraft Air Cycle Refrigeration Unit (REFRIGERATION UNIT,AIR CYCLE,AIRCRAFT) is a unit designed to provide cool air in an aircraft air conditioning system for distribution to cabin and/or compartments. It is an air cycle type unit using air as the refrigerant media. Basically consists of a cooling turbine and a heat exchanger. Performs cooling but does not condition air. It is used in conjunction with control valves but in itself has no means for controlling the temperature or the air it is providing.
What is an Aircraft Cabin Air Pressure Regulator? 267 Items
An Aircraft Cabin Air Pressure Regulator (REGULATOR,AIR PRESSURE,AIRCRAFT CABIN) is a regulator providing controlled pressurization of an aircraft cabin and/or compartments by regulating discharge air. Consists of a preset automatic pressure controller and a valve which discharges air to the atmosphere. May contain an electric motor driven fan. See CONTROLLER, AIR PRESSURE, AIRCRAFT CABIN.
What is an Aircraft Cooling Turbine Scroll Housing? 145 Items
An Aircraft Cooling Turbine Scroll Housing (SCROLL HOUSING,AIRCRAFT COOLING TURBINE) is a scroll shaped item which is a component part of a cooling turbine. It acts as a housing for the turbine wheel and/or impeller wheel. Assists in creating and/or maintaining pressure buildup. Contains inlet and outlet and is of one piece construction. It may include a nozzle ring, a baffle and the like. Excludes HOUSING, SUPERCHARGER.
What is an Aircraft Air Conditioning System Water Separator? 243 Items
An Aircraft Air Conditioning System Water Separator (SEPARATOR,WATER,AIRCRAFT AIR CONDITIONING SYSTEM) is an item which separates free moisture or water vapor from the compressed airstream in an aircraft air conditioning system after it is discharged from a cooling turbine. Provides moisture free air for cabin and/or compartments. Normally consists of a cylindrical or oval shaped shell with an inlet and outlet port and a drain port, a cylindrical, rectangular or conical shape condenser, and a device to collect the moisture after it leaves the condenser. May include an internal bypass valve. Generally consists of two types: (1) the condenser-eliminator type which collects the moisture on a tubular type core after it leaves the condenser and runs to the bottom and drains out; (2) the swirl type causing the moist air to swirl rapidly as it leaves the condenser throwing the moisture against the shell where it collects and runs down to drain.
What is an Aircraft Cooling Turbine? 249 Items
An Aircraft Cooling Turbine (TURBINE,AIRCRAFT COOLING) is a nonpositive displacement mechanical device designed to provide cool air in aircraft air conditioning systems. Cool air or reduction in temperature is obtained when the heat or energy of compressed air is removed by converting it to work or mechanical energy to drive an impeller wheel. Compressed air is directed through nozzle vanes and impinged upon the blades of a turbine wheel creating rotary motion which drives an impeller wheel. Consists of an impeller wheel, a turbine wheel matched with a nozzle ring on a bearing mounted shaft within a scroll type housing(s).
What is an Aircraft Cooling Turbine Turbine Wheel? 77 Items
An Aircraft Cooling Turbine Turbine Wheel (TURBINE WHEEL,AIRCRAFT COOLING TURBINE) is an item consisting of blades or vanes equally spaced around the periphery or face of a hub, rotor or wheel. Designed to receive the energy of compressed air directed through nozzle vanes and impinged upon the blades of the turbine wheel creating rotary energy and motion. Drives an impeller or fan and discharges cool air. Consists of a single one piece wheel. It is a rotating part of an aircraft cooling turbine.
What is an Aircraft Cooling Turbine Turbine Wheel Assembly? 68 Items
An Aircraft Cooling Turbine Turbine Wheel Assembly (TURBINE WHEEL ASSEMBLY,AIRCRAFT COOLING TURBINE) is an item consisting of blades or vanes equally spaced around the periphery or face of a hub, rotor, or wheel. Designed to receive the energy of compressed air directed through nozzle vanes and impinged upon the blades of the turbine wheel creating rotary energy and motion. Drives an impeller or fan and discharges cool air. Consists of two matched wheels, one smaller than the other, mounted together to form a single turbine wheel. It is a rotating part of an aircraft cooling turbine.
What is a Liquid Oxygen Converter Tank? 48 Items
A Liquid Oxygen Converter Tank (TANK,LIQUID OXYGEN CONVERTER) is a tank consisting of an inner and outer shell using a vacuum between the shells to prevent conduction of heat. It stores and maintains oxygen in a liquid state. Excludes CYLINDER, COMPRESSED GAS.
What is an Anti-G Suit Pressure Valve? 53 Items
An Anti-G Suit Pressure Valve (VALVE,PRESSURE,ANTI-G SUIT) is a valve designed and constructed to receive air from a source in an aircraft and to provide air at the proper pressure for the operation of a pilot's anti-G suit during positive acceleration.
What is a Fluid Filtering Disk? 21 Items
A Fluid Filtering Disk (FILTERING DISK,FLUID) is a flat, circular, replaceable device, with or without a centrally located hole, designed to remove solid particles from fluids ranging in density from heavy liquids to gases. The removal of particles is accomplished by porous, fibrous or shredded material (metallic or non-metallic) which retains the solid particles in the fluid passing through it. It may be encased and used as a single item or stacked to form a fluid filter element. Excludes DISK, SOLID, PLAIN; DIAPHRAGM (as modified); STRAINER ELEMENT, SEDIMENT; and WIRE FABRIC.
What is an Aircraft Oxygen Concentrator Body? 13 Items
An Aircraft Oxygen Concentrator Body (BODY,OXYGEN CONCENTRATOR,AIRCRAFT) is a component of a REGULATOR, OXYGEN, BAROMETRIC CONTINUOUS FLOW designed to enclose and support the internal parts.
What is an Aircraft Oxygen Concentrator Base? 10 Items
An Aircraft Oxygen Concentrator Base (BASE,OXYGEN CONCENTRATOR,AIRCRAFT) is a flat item on which is mounted a CONCENTRATOR, OXYGEN, AIRCRAFT and allows its attachment on a structure.
What is an Aircraft Survival Kit Oxygen System Subassembly? 30 Items
An Aircraft Survival Kit Oxygen System Subassembly (OXYGEN SYSTEM SUBASSEMBLY,AIRCRAFT SURVIVAL KIT) is two or more different types of items having a common mounting or mounted on each other which together form a portion of a OXYGEN SYSTEM, AIRCRAFT SURVIVAL KIT but in itself is not a complete functioning item and cannot be assigned a more definite item name
What is an Aircraft Compensator Assembly? 72 Items
An Aircraft Compensator Assembly (COMPENSATOR ASSEMBLY,AIRCRAFT) is a type of coupling between two ducts or duct assemblies designed to prevent leakage in the duct system while allowing linear movement (i.e., accommodation of thermal expansion and contraction).
What is an Aircraft Oxygen Mask Stowage Box? 25 Items
An Aircraft Oxygen Mask Stowage Box (BOX,OXYGEN MASK STOWAGE,AIRCRAFT) is a box which is mounted in an aircraft and designed to contain a MASK,OXYGEN which is connected to the aircraft oxygen system (ready-to-use). Excludes CASE,FLYER'S HELMET AND OXYGEN MASK.

Stock Items From Supply Class 1660 Stock Items From Supply Class 1660 Page 1of 208

A134238-1
RNCC: 3 | RNVC: 2 | DAC: 1
311AF1PLY
RNCC: 5 | RNVC: 9 | DAC: 3
512319
RNCC: 3 | RNVC: 2 | DAC: 5
11296-000
RNCC: 3 | RNVC: 2 | DAC: 4
DAA3287A150-001
RNCC: 3 | RNVC: 2 | DAC: A
20000500039-025
RNCC: 3 | RNVC: 2 | DAC: A
836336-7
RNCC: 3 | RNVC: 2 | DAC: 4
70500-21208-047
RNCC: 3 | RNVC: 2 | DAC: 6
M541B188021000
RNCC: 3 | RNVC: 2 | DAC: 1
B62035
RNCC: 3 | RNVC: 2 | DAC: 2
RA1M721487
RNCC: 3 | RNVC: 2 | DAC: 2
404137
RNCC: 3 | RNVC: 2 | DAC: 6
836336-3
RNCC: 3 | RNVC: 2 | DAC: 4
0P15234
RNCC: 3 | RNVC: 2 | DAC: 2
MBCB-33105
RNCC: 3 | RNVC: 2 | DAC: 5
165A633-1
RNCC: 3 | RNVC: 2 | MEDALS: Y | DAC: A
8090201745-11
RNCC: 5 | RNVC: 9 | DAC: B
201643
RNCC: 3 | RNVC: 2 | MEDALS: Y | DAC: 1
70500-21208-043
RNCC: 3 | RNVC: 2 | DAC: 6
74A831215-1003
RNCC: 3 | RNVC: 2 | DAC: 2
C294078
RNCC: C | RNVC: 1 | DAC: 5
P-640123-401
RNCC: 3 | RNVC: 2 | DAC: 2
GG474-2009-1
RNCC: 3 | RNVC: 2 | DAC: 6
20000500123-041
RNCC: 3 | RNVC: 2 | DAC: A
260973
RNCC: 3 | RNVC: 2 | DAC: 5
DAA3287A165-001
RNCC: 5 | RNVC: 9 | DAC: 6
184C6650G1
RNCC: 3 | RNVC: 2 | DAC: 2
6210-01
RNCC: 3 | RNVC: 2 | DAC: 4
5155175-1
RNCC: 3 | RNVC: 2 | DAC: 6
4720-013-15-3
RNCC: 5 | RNVC: 9 | DAC: 2
74A831017-1001
RNCC: 3 | RNVC: 2 | DAC: 2
5HP41036-107
RNCC: 3 | RNVC: 2 | DAC: C
836336-5
RNCC: 3 | RNVC: 2 | DAC: 4
1227799-1
RNCC: 3 | RNVC: 2 | DAC: 4
S433M1045101
RNCC: 3 | RNVC: 2 | DAC: 3