1285-00-789-8337 INSULATOR Index 5910-00-789-8339 INACTIVE

National Stock Number:
4820-00-789-8338

Federal Supply Class:
4820

National Item Identification Number:
007898338

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:
2303787PC110001NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER
524A-1M-891816CIRCOR AEROSPACE, INC.


Techincal Specification:
CONNECTION TYPETHREADED EXTERNAL PIPE FIRST END
CONNECTION STYLEPLAIN (PIPE) FIRST END
FLOW CONTROL DEVICEPOPPET
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-200/3,ALLOY2024,T4 FED SPEC 1ST MATERIAL RESPONSE OR QQ-A-225/5,ALLOY 2017,T4 FED SPEC 2ND MATERIAL RESPONSE BODY
MATERIALALUMINUM ALLOY 2024 OR ALUMINUM ALLOY 2017 BODY
MAXIMUM OPERATING TEMP400.0 FAHRENHEIT SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDAIR FIRST RESPONSE
MEDIA FOR WHICH DESIGNEDOIL, CHLORINATED TRANSFORMER SECOND RESPONSE
MEDIA FOR WHICH DESIGNEDOXYGEN, GASEOUS THIRD RESPONSE
NOMINAL THREAD SIZE0.125 INCHES FIRST END
OPENING PRESSURE SETTING8.0 POUNDS PER SQUARE INCH
STYLE DESIGNATORSTRAIGHT THRU
SURFACE TREATMENTANODIZE OR CHROMATE LOCATION NOT OTHERWISE SPECIFIED
THREAD DIRECTIONRIGHT-HAND FIRST END
THREAD SERIES DESIGNATORNPT FIRST END
VALVE OPERATION METHODAUTOMATIC


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