4820-01-213-1536 VALVE,SAFETY RELIEF Index 4820-01-213-1538 VALVE,BUTTERFLY

National Stock Number:
4820-01-213-1537

Federal Supply Class:
4820

National Item Identification Number:
012131537

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:
62-A-116-D3430003NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER
F285-1332-104577MISSION SYSTEMS ORCHARD PARK INC
SS-4CPA2-150-DC/RD02570SWAGELOK CO
SS-4CPA2-150-DC/RD18034NUPRO CO
SS-4CPA2-150-DC/RD3T9T9SWAGELOK CO
SS-4CPA2-DR-15002570SWAGELOK CO
SS-4CPA2-DR-1503T9T9SWAGELOK CO
SS4CPA2150DC02570SWAGELOK CO
SS4CPA2150DC18034NUPRO CO
SS4CPA2150DC3T9T9SWAGELOK CO


Techincal Specification:
CONNECTION TYPETHREADED EXTERNAL PIPE ALL ENDS
CONNECTION STYLEPLAIN (PIPE) ALL ENDS
DISK LOADING METHODSPRING
FLOW CONTROL DEVICEPOPPET
MATERIALPLASTIC ACETAL SEAT
MATERIALSTEEL CORROSION RESISTING BODY
MAXIMUM OPERATING PRESSURE230.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP150.0 FAHRENHEIT SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDOXYGEN, GASEOUS SINGLE RESPONSE
NOMINAL THREAD SIZE0.250 INCHES ALL ENDS
OPENING PRESSURE SETTING215.0 POUNDS PER SQUARE INCH
SPECIAL FEATURESCLEAN FOR OXYGEN SERVICE IN ACCORDANCE WITH MIL-C-52211 METHOD "C" CLASS"A" NOTE: CLEAN WORK AREA IS ACCEPTABLE IN LIEU OF CONTROLLED ATMOSPHER ROOM
STYLE DESIGNATORANGLE
THREAD DIRECTIONRIGHT-HAND ALL ENDS
THREAD SERIES DESIGNATORNPT ALL ENDS
VALVE OPERATION METHODAUTOMATIC


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