2840-01-473-2816 SPACER,COMPRESSOR ROTOR,AIRCRAFT Index 4820-01-473-2818 VALVE,SAFETY RELIEF

National Stock Number:
4820-01-473-2817

Federal Supply Class:
4820

National Item Identification Number:
014732817

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:
7005577-153711NAVAL SEA SYSTEMS COMMAND


Techincal Specification:
CONNECTION STYLEGASKET SEAL(BOSS) 1ST END
CRITICALITY CODE JUSTIFICATIONFEAT
PART NAME ASSIGNED BY CONTROLLING AGENCY90 PSI RELIEF VALVE
PROPRIETARY CHARACTERISTICSPACS
MAXIMUM OPERATING PRESSURE90.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
NOMINAL LENGTH2.850 INCHES ALL ENDS
NOMINAL THREAD SIZE1.312 INCHES 1ST END
SPECIAL FEATURESMILITARY SENSITIVE WARFARE
STYLE DESIGNATORSCREW-IN CARTRIDGE
SUPPLEMENTARY FEATURESHEX HEAD WIDTH 1.500 INCHES; NHA PN 6893430; ALTERED FROM PN 532-T1-16D-90 CAGEC 91816; SHALL MEET COASTAL SYSTEMS STATION PRE-INSTALLED TEST B-317
THREAD CLASS2A 1ST END
THREAD DIRECTIONRIGHT-HAND 1ST END
THREAD QUANTITY PER INCH12 1ST END
THREAD SERIES DESIGNATORUN 1ST END


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