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4820-00-035-6235
Restrictor Check Valve
4820000356235 000356235 K1251MD4-22
A valve having an orifice in the poppet, disk, or the like, to permit restricted fluid flow when the valve is seated. It does not have a stem or provisions for pressure adjustments, and is similar to a VALVE, CHECK with the exception of the orifice which permits fluid flow in more than one direction. View more Restrictor Check Valve
November 2023
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Restrictions 4820-00-035-6235
4820-00-035-6235 is a Restrictor Check Valve that does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. Demilitarization of this item has been confirmed and is not currently subject to changes. This item is considered a low risk when released from the control of the Department of Defense. The item may still be subject to the requirements of the Export Administration Regulations (EAR) and the Code of Federal Regulations (CFR). This item is not suspected to be hazardous. The precious metals content of this item is unknown.
Import and Export 4820-00-035-6235
- Schedule B
- Subscribe to View Schedule B
- HTS Code
- Subscribe to View HTS Code
End Users 4820-00-035-6235
- US Air Force (FXGC)
- Effective Date:
- 1 Jan 2005
- Former MOE Rule:
- FXAX
- Supplementary Receivers:
- SU
- Germany (ZG01)
- Effective Date:
- 1 Apr 1991
- Republic of Korea (ZH01)
- Effective Date:
- 1 Apr 1991
- Greece (ZU01)
- Effective Date:
- 1 Mar 2008
- Turkey (ZW01)
- Effective Date:
- 1 Dec 1995
Approved Sources 4820-00-035-6235
- Part Number
- Manufacturer
- Status
- K1251MD4-22
- Manufacturer
- 55469 - Essex Industries, Inc. (Active)
- Primary Buy
- Primary Buy
Datasheet 4820-00-035-6235
- Characteristic
- Specifications
- FIIG
- Specifications
- A530B0
- Aperture Diameter [ABVL]
- 0.250 Inches Nominal
- Connection Style [AHNC]
- Flared (Tube) 1St End
- Connection Style [AHNC]
- Gasket Seal (Boss) 2Nd End
- Connection Type [AWLS]
- Threaded External Tube 1St End
- Connection Type [AWLS]
- Threaded Internal Boss 2Nd End
- Disk Loading Method [ADSU]
- Spring
- Flow Control Device [ADQU]
- Poppet
- Material [MATT]
- Plastic Polytetrafluoroethylene Packing And Rubber Packing
- Material [MATT]
- Steel Comp 303 Body
- Material [MATT]
- Steel Flow Control Device
- Maximum Operating Pressure [CQGM]
- 3000.0 Pounds Per Square Inch Single Response
- Media For Which Designed [MEDA]
- Fuel/Oil, Hydrocarbon Single Response
- Mounting Position [BBJX]
- Horizontal Or Vertical
- Nominal Outside Diameter Tube Accommodated [CWFD]
- 0.250 Inches 1St End
- Nominal Outside Diameter Tube Accommodated [CWFD]
- 0.250 Inches 2Nd End
- Nominal Thread Size [CQJX]
- 0.437 Inches 1St End
- Nominal Thread Size [CQJX]
- 0.438 Inches 2Nd End
- Material Document And Classification [MDCL]
- 66,Aisi 303/Sae 30303 Fed Std Single Material Response Body
- Material Document And Classification [MDCL]
- Ams 5643 Assn Std Single Material Response Flow Control Device
- Material Document And Classification [MDCL]
- Mil-P-25732 Mil Spec 2Nd Material Response Packing
- Seat Angle [CQRB]
- 37.0 Degrees 1St End
- Valve Operation Method [AQLR]
- Automatic
- Style Designator [STYL]
- Straight Thru
- Thread Class [AAJD]
- 3A 1St End
- Thread Class [AAJD]
- 3B 2Nd End
- Thread Direction [AAJF]
- Right-Hand 1St End
- Thread Direction [AAJF]
- Right-Hand 2Nd End
- Thread Series Designator [THSD]
- Unf 1St End
- Thread Series Designator [THSD]
- Unjf 2Nd End
Weapon Systems (WSDC) 4820-00-035-6235
DLA Procurement Analysis 4820-00-035-6235
- Last Stock Position:
- 2 In Stock
- DLA Administrative Lead Time:
- Subscribe
- DLA Production Lead Time:
- Subscribe
Management Data 4820-00-035-6235
Air Force
- Fund:
- SF
- Stock fund applicable to items managed for the Air Force by the respective Inventory Control Point
- Budget:
- 9
- 57X4921.070 - General Support DIV - Air Force decentralized managed expense items (ERRC XB3, XF3) with a unit cost of less than $250,000 that are requisitioned/procured at base (retail) level from DLA, GSA, Army, Navy, Depot Maintenance Service, Air Force Industrial Fund (AFMC), local manufacture and commercial vendors
- Aggregation Code:
- SX
- SICA RESIDUAL MMAC-OC-ALC
- Price Validation Code:
- N
- The current standard price in Catalog Management Data (CMD) has not analyzed or coded for LP/LM.
The price has not been analyzed or reviewed for accuracy.
ZOP or Standard price challenges are permissible but must be supported with adequate justification. However, if coded for Local Purchase (LP) or Fabrication/Manufacture as indicated with an (LM) Acquisition Advice Code of “L” or “F”, then it must be evaluated locally where purchased or fabricated.
- Expendability
Recoverability
Repairability: - N
- Expendable. Condemn at User. Stock Fund (except Munitions).
NATO Stock Numbers Related to 4820-00-035-6235
Freight Information 4820-00-035-6235
4820-00-035-6235 has freight characteristics.It has a National Motor Freight Classification (NMFC) of 051080. A Sub NMFC of Z. It has a NMFC Description of FAUCETS,BIBCOCKS,GATES VALVES. 4820-00-035-6235 is rated as a variable freight class when transported by Less-Than Truckload (LTL) freight. It has a Uniform Freight Classification (UFC) number of 29300 which rates the freight between FCL and LCL. 4820-00-035-6235 has a variance between NMFC and UFC when transported by rail and the description should be consulted. It has a Water Commodity Code (WCC) of 576 for ocean manifesting and military sealift. 4820-00-035-6235 is not classified as a special type of cargo when transported by water. 4820-00-035-6235 is not a consolidation and does not exceed 84" in any dimension. It should be compatible with a standard 72" Aircraft Cargo Door when transported by air.
Packaging Data 4820-00-035-6235
- Responsible Activity
- Packaging Data Source
- Primary Inventory Control Activity (PICA)
- --
Item Pack Level (Unpackaged)
- Item Size
- Item Weight
- Characteristics
- Weight/Dimensions Category
- Fragility
- Item Preservation
- Item Weight
- --
- --
- Bare Metal Item
- Over 10lb
- Less than 85G
- Special Requirement
- --
Unit Pack Level (Packaged)
- Quantity per Pack
- Unit Size
- Unit Weight
- Unit Cube
- Preservation Method
- Cleaning/Drying
- Unit Size
- 1
- --
- --
- --
- Preservative Coating Only
- Any Suitable Process
- --
- Preservation Material
- Wrapping Material
- Cushioning/Dunnage
- Cushioning Thickness
- Container
- Special Marking
- Wrapping Material
- MIL-PRF-46170, Hydraulic Fluid, Synthetic, Rust Inhibited, Fire Resistant
- MIL-PRF-121, Greaseproof, Waterproof Barrier
- --
- --
- PPP-B-566, PPP-B-676, or ASTM-D5118, Folding, Setup or Fiberboard Box
- No special marking
- MIL-PRF-121, Greaseproof, Waterproof Barrier
Intermediate Pack Level
- Quantity of Unit Packs
- Container
- ASTM-D5118, Type CF, Class Domestic, Corrugated Fiberboard Box
Contracting Technical Data File (CTDF) 4820-00-035-6235 October 2021
Criticality and Quality
- Critical Item Code:
- Flight Safety:
- Life Support:
- Certified Samples:
- Serialization:
- First Article Test (FAT):
- Certificate of Quality Compliance:
- Production Lot Testing:
- Special Testing:
- Qualified Products List (QPL):
Commercial Properties
- Government Furnished Material:
- Government Furnished Tooling:
- Government Furnished Property:
- Price Evaluation Code:
- Diminshing Manufacturing Sources:
- Warranty:
- Commerical Off The Shelf (COTS):
- End Item Application:
- Auctioning Candidate:
- Source of Procurement:
- Contract Option:
Restrictions
- Boeing Rights Guard:
- Export Controlled:
- Controlled Technical Data Package (TDP):
- Restricted Technical Data Package (TDP):
- Contains Classified Material
- Weapons System Indicator Code (WSIC):
- Z
Packaging Requirements
- Packaging Determination Table:
- Packaging Review Code:
- Special Packaging Instruction Number (SPIN):
- Special Packaging Instruction Number Revision:
- Special Packaging Instruction Number Date:
- Pallet Reference Number Required: