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National Stock Number:
4820-00-835-1252
Federal Supply Class:
4820
National Item Identification Number:
008351252
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:
| 513-023PCALP167 | 34293 | HUNTINGTON INGALLS INCORPORATED | | 9876-002PCALP167 | 96169 | ELECTRIC BOAT CORPORATION | | E8512D51M | 01343 | ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY |
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Techincal Specification:
| ADJUSTABLE PRESSURE RANGE | +401.0 TO 550.0 POUNDS PER SQUARE INCH | | CONNECTION TYPE | UNTHREADED INTERNAL PIPE FIRST END | | CONNECTION STYLE | STREAMLINED WITH ONE BRAZING RING FIRST END | | DISK LOADING METHOD | SPRING | | FLOW CONTROL DEVICE | POPPET | | MATERIAL | COPPER ALLOY BODY | | MATERIAL | COPPER ALLOY STEM | | MATERIAL | COPPER ALLOY AND NICKEL ALLOY FLOW CONTROL DEVICE | | MATERIAL | NICKEL ALLOY SEAT | | NOMINAL PIPE SIZE ACCOMMODATED | 0.500 INCHES FIRST END | | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | AS DIFFERENTIATED BY MFG SPEC TYPE A1,CLASS C | | STYLE DESIGNATOR | ANGLE | | VALVE OPERATION METHOD | AUTOMATIC |
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