4820-01-340-1254 VALVE,SAFETY RELIEF Index 4820-01-340-1256 VALVE,SAFETY RELIEF

National Stock Number:
4820-01-340-1255

Federal Supply Class:
4820

National Item Identification Number:
013401255

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:
5377-2PP-206091816CIRCOR AEROSPACE, INC.


Techincal Specification:
ADJUSTABLE PRESSURE RANGE+1710.0 TO 2570.0 POUNDS PER SQUARE INCH
CONNECTION STYLEPLAIN,OPTIONAL END(PIPE) ALL ENDS
CONNECTION TYPETHREADED INTERNAL PIPE ALL ENDS
DISK LOADING METHODSPRING
FLOW CONTROL DEVICEPOPPET
MATERIALPLASTIC POLYAMIDE FLOW CONTROL DEVICESTEEL COMP 303 STEM
MAXIMUM OPERATING PRESSURE10500.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDAIR 1ST RESPONSEHELIUM 2ND RESPONSEGAS, NATURAL 3RD RESPONSEOIL, HYDRAULIC 4TH RESPONSEWATER, FRESH 5TH RESPONSE
NOMINAL THREAD SIZE0.500 INCHES ALL ENDS
VALVE OPERATION METHODAUTOMATIC
STYLE DESIGNATORSTRAIGHT THRU NOTE: TO BE USED FOR VALVE BODIES OF ONE SECTION ONLY.
THREAD DIRECTIONRIGHT-HAND ALL ENDS
THREAD SERIES DESIGNATORNPT ALL ENDS


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