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National Stock Number:
4820-01-258-9358
Federal Supply Class:
4820
National Item Identification Number:
012589358
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:
| 118899-4 | 55820 | RTX CORPORATION | | 118899-4 | 66195 | SOLAR TURBINES INCORPORATED | | 665-6-1/2 D28-S | 72352 | CURTISS-WRIGHT FLOW CONTROL CORPORATION | | 665-6-1/2D28-S | 66195 | SOLAR TURBINES INCORPORATED |
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Techincal Specification:
| ADJUSTABLE PRESSURE RANGE | +430.0 TO 460.0 POUNDS PER SQUARE INCH | | CONNECTION STYLE | PLAIN,OPTIONAL END(PIPE) ALL ENDS | | CONNECTION TYPE | THREADED INTERNAL PIPE ALL ENDS | | FLOW CONTROL DEVICE | DISK | | MATERIAL | ALUMINUM ALLOY BODY | | MATERIAL | STEEL CORROSION RESISTING FLOW CONTROL DEVICE | | MATERIAL | STEEL CORROSION RESISTING SEAT | | MATERIAL | STEEL CORROSION RESISTING STEM | | NOMINAL THREAD SIZE | 0.500 INCHES ALL ENDS | | STYLE DESIGNATOR | STRAIGHT THRU | | THREAD DIRECTION | RIGHT-HAND ALL ENDS | | THREAD SERIES DESIGNATOR | NPT ALL ENDS | | VALVE OPERATION METHOD | AUTOMATIC |
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