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4820-00-403-4692

Safety Relief Valve

4820004034692 004034692 665-4-4SS27

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

4820-00-403-4692 VALVE,SAFETY RELIEF 4820004034692 004034692

Managed by United States
NSN Created on 29 Jun 1970
Data Last Changed
June 2023
NATO Update Count
9
NATO Data Quality
4820-00-403-4692 VALVE,SAFETY RELIEF 4820004034692 004034692 1/1
NSN 4820-00-403-4692 (Generic Image) 1/1

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4820-00-403-4692 Demil Restrictions 4820-00-403-4692

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

4820-00-403-4692 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. 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.

4820-00-403-4692 HTS and ScheduleB Import and Export 4820-00-403-4692

4820-00-403-4692 End Users End Users 4820-00-403-4692

Republic of Korea (ZH01)
Effective Date:
1 Mar 2002

4820-00-403-4692 Manufacturers Approved Sources 4820-00-403-4692

4820-00-403-4692 Technical Data Datasheet 4820-00-403-4692

Characteristic
Specifications
FIIG
A046B0
Bonnet Attachment Method [ADST]
Integral
Bonnet Type [ADSR]
Inside Screw
Connection Style [AHNC]
Gasket Seal(Boss) All Ends
Connection Type [AWLS]
Threaded Internal Boss All Ends
Disk Loading Method [ADSU]
Spring
Features Provided [CBBL]
Pressure Tight Outlet Side
Flow Control Device [ADQU]
Poppet
Material [MATT]
Steel Comp 303 Overall
Maximum Operating Pressure [CQGM]
250.0 Pounds Per Square Inch Single Response
Maximum Operating Temp [AEHZ]
250.0 Deg Fahrenheit Single Response
Media For Which Designed [MEDA]
Fuel/Oil, Hydrocarbon Single Response
Nominal Outside Diameter Tube Accommodated [CWFD]
0.250 Inches All Ends
Nominal Thread Size [CQJX]
0.437 Inches All Ends
Opening Pressure Setting [CSDC]
200.0 Pounds Per Square Inch
Material Document And Classification [MDCL]
66 Fed Std Single Material Response Overall
Valve Discharge Flow Rate [ADSY]
4.0 Gallons Per Minute
Valve Operation Method [AQLR]
Automatic
Style Designator [STYL]
Err-090
Surface Treatment [SFTT]
Passivate
Thread Direction [AAJF]
Right-Hand All Ends
Thread Class [AAJD]
3B All Ends
Thread Series Designator [THSD]
Unjf All Ends

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4820-00-403-4692 Freight Data Freight Information 4820-00-403-4692

4820-00-403-4692 has freight characteristics.. 4820-00-403-4692 has a variance between NMFC and UFC when transported by rail and the description should be consulted.