4820-01-338-2019 VALVE,SAFETY RELIEF Index 4820-01-338-2021 VALVE,SAFETY RELIEF

National Stock Number:
4820-01-338-2020

Federal Supply Class:
4820

National Item Identification Number:
013382020

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:
B-9424N-150W/3129-1006023REGO CO A MARMON GROUP CO
C000831FJ84TUBOSCOPE VETCO INTERNATIONAL INC. DIV HYDRA RIG


Techincal Specification:
CONNECTION TYPETHREADED EXTERNAL PIPE 1ST END
CONNECTION TYPETHREADED INTERNAL PIPE 2ND END
CONNECTION STYLEPLAIN (PIPE) 1ST END
CONNECTION STYLEPLAIN,OPTIONAL END(PIPE) 2ND END
FLOW CONTROL DEVICEDISK
MATERIALCOPPER ALLOY BODY
MATERIALRUBBER FLUOROSILICONE CLASS FQ SEAT
PROPRIETARY CHARACTERISTICSPACS
MAXIMUM OPERATING PRESSURE300.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDNITROGEN, LIQUID SINGLE RESPONSE
NOMINAL THREAD SIZE0.500 INCHES ALL ENDS
OPENING PRESSURE SETTING150.0 POUNDS PER SQUARE INCH
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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