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4820-00-023-7140

Safety Relief Valve

4820000237140 000237140 P37-220 658074-3

A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes VALVE (1), RELIEF, PRESSURE AND TEMPERATURE. View more Safety Relief Valve

4820-00-023-7140 VALVE,SAFETY RELIEF 4820000237140 000237140

Managed by United States
NSN Created on 1 Jan 1963
Data Last Changed
January 2023
NATO Update Count
25
NATO Data Quality
STYL Style A1 for 4820-00-023-7140 1/1
NSN 4820-00-023-7140 (Identification) 1/1

4820-00-023-7140 Stock and Availability Marketplace 4820-00-023-7140

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4820-00-023-7140 Demil Restrictions 4820-00-023-7140

DEMIL: A | DEMILI: 1 | CRITICALITY: X | HMIC: N | PMIC: U | EDC: | ADPEC: 0

4820-00-023-7140 is a Safety Relief 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.

4820-00-023-7140 HTS and ScheduleB Import and Export 4820-00-023-7140

4820-00-023-7140 End Users End Users 4820-00-023-7140

Canada (ZC01)
Effective Date:
1 Apr 1991
Germany (ZG01)
Effective Date:
1 Nov 2011
Italy (ZR01)
Effective Date:
1 Apr 1991
Greece (ZU01)
Effective Date:
1 Apr 1991
Turkey (ZW01)
Effective Date:
1 Dec 1995

4820-00-023-7140 Manufacturers Approved Sources 4820-00-023-7140

4820-00-023-7140 Technical Data Datasheet 4820-00-023-7140

Characteristic
Specifications
FIIG
A046B0
Adjustable Pressure Range [CQCY]
+41.0 To 47.0 Pounds Per Square Inch
Bonnet Attachment Method [ADST]
Threaded
Bonnet Type [ADSR]
Inside Spring
Connection Style [AHNC]
Flared (Tube) 1St End
Disk Loading Method [ADSU]
Spring
Features Provided [CBBL]
Valve Stem Lock Shield And Bonnet Packing And Pressure Tight Outlet Side
Flow Control Device [ADQU]
Poppet
Material [MATT]
Aluminum Alloy Body
Material [MATT]
Aluminum Alloy Flow Control Device
Material [MATT]
Aluminum Alloy Seat
Maximum Operating Pressure [CQGM]
347.0 Pounds Per Square Inch Single Response
Nominal Outside Diameter Tube Accommodated [CWFD]
0.250 Inches 1St End
Nominal Thread Size [CQJX]
0.437 Inches 1St End
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 Direction [AAJF]
Right-Hand 1St End
Thread Quantity Per Inch [CMLP]
18 1St End
Thread Series Designator [THSD]
Unf 1St End

4820-00-023-7140 Related Items NATO Stock Numbers Related to 4820-00-023-7140

4820-00-023-7140 Freight Data Freight Information 4820-00-023-7140

4820-00-023-7140 has freight characteristics.It has a National Motor Freight Classification (NMFC) of 127220. A Sub NMFC of X. It has a NMFC Description of PRESSURE REG/RED/RELIEF VALVES NOI. 4820-00-023-7140 is rated as class 77.5 when transported by Less-Than Truckload (LTL) freight. It has a Uniform Freight Classification (UFC) number of 64490 which rates the freight between FCL and LCL. 4820-00-023-7140 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. 4820-00-023-7140 is not classified as a special type of cargo when transported by water. 4820-00-023-7140 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.