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National Stock Number:
4820-01-135-7562
Federal Supply Class:
4820
National Item Identification Number:
011357562
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.
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Manufacturer Information:
| 4820PL1626961 | 9009H | INSPEKTORAT WSPARCIA SIL ZBROJNYCH | | 559A-6D-7 | 91816 | CIRCOR AEROSPACE, INC. | | C225-10 | 81755 | LOCKHEED MARTIN CORPORATION |
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Techincal Specification:
| CONNECTION TYPE | THREADED EXTERNAL TUBE 1ST END | | CONNECTION STYLE | PLAIN (TUBE) ALL ENDS | | FLOW CONTROL DEVICE | POPPET | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/6,T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | ALUMINUM ALLOY 2024 OVERALL | | MAXIMUM OPERATING TEMP | 280.0 FAHRENHEIT SINGLE RESPONSE | | MAXIMUM OPERATING PRESSURE | 200.0 POUNDS PER SQUARE INCH SINGLE RESPONSE | | MEDIA FOR WHICH DESIGNED | AIR 1ST RESPONSEACETYLENE 2ND RESPONSEAMMONIA, GASEOUS 3RD RESPONSEFUEL/OIL, HYDROCARBON 4TH RESPONSEHELIUM 5TH RESPONSE | | NOMINAL THREAD SIZE | 0.562 INCHES 1ST END | | OPENING PRESSURE SETTING | 7.0 POUNDS PER SQUARE INCH | | STYLE DESIGNATOR | STRAIGHT THRU NOTE: TO BE USED FOR VALVE BODIES OF ONE SECTION ONLY. | | THREAD CLASS | 3A ALL ENDS | | THREAD DIRECTION | RIGHT-HAND 1ST END | | THREAD SERIES DESIGNATOR | UNJF ALL ENDS | | VALVE OPERATION METHOD | AUTOMATIC |
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