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National Stock Number:
4820-01-093-7289
Federal Supply Class:
4820
National Item Identification Number:
010937289
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:
| 174A-1IN-SET70PSI | 79227 | WATTS REGULATOR CO | | HWREV2882 | 79227 | WATTS REGULATOR CO |
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Techincal Specification:
| BONNET ATTACHMENT METHOD | BOLTED | | BONNET TYPE | INSIDE SPRING | | CONNECTION STYLE | PLAIN,OPTIONAL END(PIPE) ALL ENDS | | CONNECTION TYPE | THREADED INTERNAL PIPE ALL ENDS | | DISK LOADING METHOD | SPRING | | FLOW CONTROL DEVICE | DISK | | OPERATING PRESSURE | 160.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE | | MATERIAL | COPPER ALLOY OVERALL | | MEDIA FOR WHICH DESIGNED | WATER, FRESH SINGLE RESPONSE | | NOMINAL THREAD SIZE | 1.000 INCHES ALL ENDS | | OPENING PRESSURE SETTING | 70.0 POUNDS PER SQUARE INCH | | SPECIAL FEATURES | VALVE HAS EMERGENCY BTU STEAM DISCHARGE CAPACITY BUT IS NOT TO BE USED FOR STEAM SERVICE INSTALLATIONS | | VALVE OPERATION METHOD | AUTOMATIC | | STYLE DESIGNATOR | ANGLE | | THREAD DIRECTION | RIGHT-HAND ALL ENDS | | THREAD SERIES DESIGNATOR | NPT ALL ENDS |
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