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National Stock Number:
4820-00-419-6131
Federal Supply Class:
4820
National Item Identification Number:
004196131
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:
| 370217-1 | 49956 | RAYTHEON COMPANY | | 564A4D10 | 91816 | CIRCOR AEROSPACE, INC. | | P136-383 | 91816 | CIRCOR AEROSPACE, INC. | | 800329-2 | 96214 | RAYTHEON COMPANY |
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Techincal Specification:
| CONNECTION TYPE | THREADED EXTERNAL BOSS FIRST END | | CONNECTION STYLE | EXTERNAL SEAT FOR GASKET SEAL (BOSS) FIRST END | | DISK LOADING METHOD | SPRING | | FLOW CONTROL DEVICE | POPPET | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/6,ALLOY 2024,T4 FED SPEC SINGLE MATERIAL RESPONSE SEAT | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/6,ALLOY 2024,T4 FED SPEC SINGLE MATERIAL RESPONSE BODY | | MATERIAL | ALUMINUM ALLOY 2024 BODY | | MATERIAL | ALUMINUM ALLOY 2024 SEAT | | MATERIAL | PLASTIC FLOW CONTROL DEVICE | | MAXIMUM OPERATING TEMP | 11.0 CELSIUS SINGLE RESPONSE | | MEDIA FOR WHICH DESIGNED | AIR SINGLE RESPONSE | | NOMINAL THREAD SIZE | 0.437 INCHES FIRST END | | OPENING PRESSURE SETTING | 10.0 POUNDS PER SQUARE INCH | | STYLE DESIGNATOR | STRAIGHT THRU | | THREAD CLASS | 3A FIRST END | | THREAD DIRECTION | RIGHT-HAND FIRST END | | THREAD SERIES DESIGNATOR | UNF FIRST END | | VALVE OPERATION METHOD | AUTOMATIC |
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