4710-00-019-0474 TUBE,MANOMETER Index 4820-00-019-0477 VALVE,SAFETY RELIEF

National Stock Number:
4820-00-019-0476

Federal Supply Class:
4820

National Item Identification Number:
000190476

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:
2A 3/4IN 100PSI58455SUPERIOR AIR PRODUCTS CO
A2170058455SUPERIOR AIR PRODUCTS CO


Techincal Specification:
NOMINAL THREAD SIZE0.750 INCHES 1ST END
THREAD DIRECTIONRIGHT-HAND 1ST END
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSCLEANING IN ACCORDANCE WITH MIL-P-52211 /CE/
THE MANUFACTURERS DATA
MANUFACTURERS CODE58455
DESIGN CONTROL REFERENCEA21700
STYLE DESIGNATORSTRAIGHT THRU
VALVE OPERATION METHODAIR
MATERIALCOPPER ALLOY 836 BODY
COPPER ALLOY FLOW CONTROL DEVICE
STEEL STEM
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-390,ALLOYB5/D/ FED SPEC SINGLE MATERIAL RESPONSE BODY
FLOW CONTROL DEVICEDISK
MEDIA FOR WHICH DESIGNEDAIR SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE250.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP406.0 DEG FAHRENHEIT SINGLE RESPONSE
VALVE DISCHARGE FLOW RATE110.0 CUBIC FEET PER MINUTE
POWER DRIVE OPERATING PRESSURE100.0 POUNDS PER SQUARE INCH NOMINAL
CONNECTION TYPETHREADED EXTERNAL PIPE 1ST END
CONNECTION STYLEPLAIN (PIPE) 1ST END
THREAD SERIES DESIGNATORNPT 1ST END


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