4820-01-270-4270 VALVE,SAFETY RELIEF Index 4820-01-270-4272 VALVE,SAFETY RELIEF

National Stock Number:
4820-01-270-4271

Federal Supply Class:
4820

National Item Identification Number:
012704271

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:
R10BB1B1BC-BM3 AND D5091134889HUNT VALVE COMPANY INC


Techincal Specification:
ADJUSTABLE PRESSURE RANGE+30.0 TO 36.0 POUNDS PER SQUARE INCH
CONNECTION TYPEUNTHREADED INTERNAL TUBE ALL ENDS
CONNECTION STYLESOCKET WITH BRAZING RING (TUBE) ALL ENDS
FLOW CONTROL DEVICEDISK
MATERIALCOPPER ALLOY 922 BODY
MATERIALNICKEL ALLOY FLOW CONTROL DEVICE
MATERIALSTEEL CORROSION RESISTING STEM
MAXIMUM OPERATING PRESSURE400.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP250.0 FAHRENHEIT SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDAIR 1ST RESPONSE
MEDIA FOR WHICH DESIGNEDGAS, INERT 2ND RESPONSE
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.250 INCHES ALL ENDS
STYLE DESIGNATORANGLE
VALVE OPERATION METHODAUTOMATIC


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