4820-00-287-4087 VALVE,SAFETY RELIEF Index 4140-00-287-4097 IMPELLER,FAN,CENTRIFUGAL

National Stock Number:
4820-00-287-4089

Federal Supply Class:
4820

National Item Identification Number:
002874089

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:
00664-036893568HARSCO CORP BMY-COMBAT SYSTEMS DIV
160349650019READY POWER CO THE
48SIZE3-8 50PSI01343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
251093472PRECISION INSTRUMENTS INC
664-36893568HARSCO CORP BMY-COMBAT SYSTEMS DIV
1655393742DRS NAVAL POWER SYSTEMS INC
B291601343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
FIG48-3-8-50LB01343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
FIG48SIZE3-8-50PSI01343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
EN25-660CSK6WINCO, INC.
7060715434CUMMINS INC.
A905246522DCM MANUFACTURING, INC.
A9052KITAK6746522DCM MANUFACTURING, INC.
EN25-6677260PIERCE CO INC THE SUB OF AVIS INDUSTRIAL CORP


Techincal Specification:
STYLE DESIGNATORANGLE
VALVE OPERATION METHODAUTOMATIC OR
MANUAL
MATERIALCOPPER ALLOY OVERALL
FLOW CONTROL DEVICEPOPPET
MEDIA FOR WHICH DESIGNEDAIR 1ST RESPONSE
GAS, NATURAL 2ND RESPONSE
MAXIMUM OPERATING PRESSURE250.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
VALVE DISCHARGE FLOW RATE31.0 CUBIC FEET PER MINUTE
CONNECTION TYPETHREADED EXTERNAL PIPE ALL ENDS
CONNECTION STYLEPLAIN (PIPE) ALL ENDS
THREAD SERIES DESIGNATORNPT ALL ENDS
NOMINAL THREAD SIZE0.375 INCHES ALL ENDS
THREAD DIRECTIONRIGHT-HAND ALL ENDS
BONNET TYPEEXPOSED SPRING
BONNET ATTACHMENT METHODTHREADED
DISK LOADING METHODSPRING
OPENING PRESSURE SETTING50.0 POUNDS PER SQUARE INCH


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