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National Stock Number:
4820-00-142-1410
Federal Supply Class:
4820
National Item Identification Number:
001421410
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:
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Techincal Specification:
| STYLE DESIGNATOR | ANGLE | | VALVE OPERATION METHOD | AUTOMATIC | | MATERIAL | COPPER ALLOY OVERALL | | FLOW CONTROL DEVICE | POPPET | | MEDIA FOR WHICH DESIGNED | WATER, FRESH SINGLE RESPONSE | | MAXIMUM OPERATING PRESSURE | 400.0 POUNDS PER SQUARE INCH SINGLE RESPONSE | | MAXIMUM OPERATING TEMP | 150.0 DEG FAHRENHEIT SINGLE RESPONSE | | CONNECTION TYPE | THREADED INTERNAL PIPE ALL ENDS | | CONNECTION STYLE | PLAIN,OPTIONAL END(PIPE) ALL ENDS | | NOMINAL PIPE SIZE ACCOMMODATED | 0.750 INCHES ALL ENDS | | THREAD SERIES DESIGNATOR | NPT ALL ENDS | | NOMINAL THREAD SIZE | 0.750 INCHES ALL ENDS | | THREAD QUANTITY PER INCH | 14 ALL ENDS | | THREAD DIRECTION | RIGHT-HAND ALL ENDS | | BONNET TYPE | EXPOSED SPRING | | BONNET ATTACHMENT METHOD | BOLTED | | DISK LOADING METHOD | SPRING | | ADJUSTABLE PRESSURE RANGE | 100.0 TO 400.0 POUNDS PER SQUARE INCH | | FEATURES PROVIDED | PRESSURE TIGHT OUTLET SIDE | | NONDEFINITIVE SPEC/STD DATA | A2 TYPE AND | | C CLASS |
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