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National Stock Number:
4820-01-253-7312
Federal Supply Class:
4820
National Item Identification Number:
012537312
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:
| 1000469 | 00365 | TLD ACE CORP | | 3220-325 | 58553 | SUPERIOR VALVE CO |
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Techincal Specification:
| MEDIA FOR WHICH DESIGNED | REFRIGERANT 22 SINGLE RESPONSE | | NOMINAL THREAD SIZE | 0.500 INCHES 1ST END | | NOMINAL THREAD SIZE | 0.875 INCHES 2ND END | | OPENING PRESSURE SETTING | 325.0 POUNDS PER SQUARE INCH | | SEAT ANGLE | 37.0 DEGREES 2ND END | | VALVE OPERATION METHOD | AUTOMATIC | | STYLE DESIGNATOR | ANGLE | | THREAD CLASS | 3A 2ND END | | THREAD DIRECTION | RIGHT-HAND ALL ENDS | | THREAD QUANTITY PER INCH | 14 2ND END | | THREAD SERIES DESIGNATOR | NPT 1ST END | | THREAD SERIES DESIGNATOR | UNJ 2ND END | | CONNECTION TYPE | THREADED EXTERNAL PIPE 1ST END | | CONNECTION TYPE | THREADED EXTERNAL TUBE 2ND END | | CONNECTION STYLE | FLARED (TUBE) 2ND END | | CONNECTION STYLE | PLAIN (PIPE) 1ST END | | FLOW CONTROL DEVICE | POPPET | | MATERIAL | COPPER ALLOY BODY | | PROPRIETARY CHARACTERISTICS | PACS | | MAXIMUM OPERATING TEMP | 300.0 DEG FAHRENHEIT SINGLE RESPONSE | | MAXIMUM OPERATING PRESSURE | 300.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
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