7643-01-451-3689 TOPOGRAPHIC GEOSPATIAL PRODUCTS Index 7643-01-451-3691 TOPOGRAPHIC GEOSPATIAL PRODUCTS

National Stock Number:
4820-01-451-3690

Federal Supply Class:
4820

National Item Identification Number:
014513690

Description:
VALVE,SAFETY RELIEF

Detail:
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.


Manufacturer Information:
1764AS281-130003NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER
28001-8161KEY1SUNSOURCE TECHNOLOGY SERVICES DBA SUNSOURCE
28001-81658143VONBERG VALVE INC


Techincal Specification:
CONNECTION STYLEEXTERNAL SEAT FOR GASKET SEAL (BOSS) 1ST END
CONNECTION STYLEFLARED (TUBE) 2ND END
CONNECTION TYPETHREADED EXTERNAL TUBE 2ND END
CONNECTION TYPETHREADED EXTERNAL BOSS 1ST END
FLOW CONTROL DEVICEDISK
NOMINAL THREAD SIZE1.312 INCHES ALL ENDS
MATERIALSTEEL BODY
MAXIMUM OPERATING TEMP-40.0 DEG FAHRENHEIT SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE3000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDOIL, HYDRAULIC SINGLE RESPONSE
SEAT ANGLE37.0 DEGREES 2ND END
SPECIAL FEATURESFOR AIRCRAFT SALVAGE CRASH CRANE
THREAD SERIES DESIGNATORUNF ALL ENDS
VALVE DISCHARGE FLOW RATE50.0 GALLONS PER MINUTE
VALVE OPERATION METHODAUTOMATIC
STYLE DESIGNATORSTRAIGHT THRU
THREAD CLASS2A ALL ENDS
THREAD DIRECTIONRIGHT-HAND ALL ENDS


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