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National Stock Number:
4820-00-903-7241
Federal Supply Class:
4820
National Item Identification Number:
009037241
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:
| 537A4D20 | 91816 | CIRCOR AEROSPACE, INC. | | FTWC225-1 | 15090 | RAYTHEON COMPANY |
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Techincal Specification:
| DISK LOADING METHOD | SPRING | | CONNECTION STYLE | EXTERNAL SEAT FOR GASKET SEAL (BOSS) 1ST END | | CONNECTION TYPE | THREADED EXTERNAL BOSS 1ST END | | FLOW CONTROL DEVICE | POPPET | | NOMINAL THREAD SIZE | 0.437 INCHES 1ST END | | OPENING PRESSURE SETTING | 20.0 POUNDS PER SQUARE INCH | | MATERIAL | ALUMINUM ALLOY BODY | | MATERIAL | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR FLOW CONTROL DEVICE | | MAXIMUM OPERATING PRESSURE | 200.0 POUNDS PER SQUARE INCH SINGLE RESPONSE | | MAXIMUM OPERATING TEMP | 250.0 DEG FAHRENHEIT SINGLE RESPONSE | | MEDIA FOR WHICH DESIGNED | WATER-OIL-GAS SINGLE RESPONSE | | THREAD CLASS | 3A 1ST END | | THREAD DIRECTION | RIGHT-HAND 1ST END | | THREAD SERIES DESIGNATOR | UNF 1ST END | | VALVE OPERATION METHOD | AUTOMATIC | | STYLE DESIGNATOR | STRAIGHT THRU |
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