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National Stock Number:
4820-00-593-4901
Federal Supply Class:
4820
National Item Identification Number:
005934901
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:
| 559B-2M-0.2 | 91816 | CIRCOR AEROSPACE, INC. | | FU2857 | 79172 | SIEMENS WATER TECHNOLOGIES CORP. DIV WALLACE & TIERNAN PRODUCTS |
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Techincal Specification:
| CONNECTION TYPE | THREADED EXTERNAL PIPE FIRST END | | CONNECTION STYLE | PLAIN (PIPE) FIRST END | | DISK LOADING METHOD | SPRING | | FLOW CONTROL DEVICE | PISTON | | MATERIAL | COPPER ALLOY OVERALL | | NOMINAL THREAD SIZE | 0.250 INCHES FIRST END | | RENEWABLE SEAT RING TYPE | BOLTED | | STYLE DESIGNATOR | STRAIGHT THRU | | SPECIAL FEATURES | SUPPORTS GRUMMAN A-10 AIRCRAFT | | THREAD DIRECTION | RIGHT-HAND FIRST END | | THREAD SERIES DESIGNATOR | NPT FIRST END | | VALVE OPERATION METHOD | AUTOMATIC |
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