5340-00-614-2225 COVER,ACCESS Index 6615-00-614-2244 HOUSING ASSEMBLY

National Stock Number:
4820-00-614-2227

Federal Supply Class:
4820

National Item Identification Number:
006142227

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:
66837698897LOCKHEED MARTIN CORP
668376-398897LOCKHEED MARTIN CORP
A7015381982HYDRO-AIRE AEROSPACE CORP
A70153-181982HYDRO-AIRE AEROSPACE CORP


Techincal Specification:
CONNECTION STYLEGASKET SEAL(BOSS) ALL ENDS
CONNECTION TYPETHREADED INTERNAL BOSS ALL ENDS
DISK LOADING METHODSPRING
FLOW CONTROL DEVICEPOPPET
OPERATING PRESSURE3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE
MATERIALALUMINUM ALLOY OVERALL
MAXIMUM OPERATING TEMP160.0 FAHRENHEIT SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDFUEL/OIL, HYDROCARBON SINGLE RESPONSE
NOMINAL THREAD SIZE0.750 INCHES ALL ENDS
OPENING PRESSURE SETTING1000.0 POUNDS PER SQUARE INCH
VALVE OPERATION METHODAUTOMATIC
VALVE DISCHARGE FLOW RATE12.0 GALLONS PER MINUTE
STYLE DESIGNATORSTRAIGHT THRU NOTE: TO BE USED FOR VALVE BODIES OF SEPARABLE SECTIONS.
THREAD CLASS3B ALL ENDS
THREAD DIRECTIONRIGHT-HAND ALL ENDS
THREAD SERIES DESIGNATORUNIFIED NATIONAL JOINT FINE (UNJF) ALL ENDS


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