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National Stock Number:
4820-00-858-0502
Federal Supply Class:
4820
National Item Identification Number:
008580502
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:
| 219815 | 99221 | TAVCO, INC. | | 668276-11 | 98897 | LOCKHEED MARTIN CORP |
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Techincal Specification:
| CONNECTION STYLE | FLARELESS (TUBE) SECOND END | | CONNECTION TYPE | THREADED EXTERNAL TUBE FIRST END | | CONNECTION TYPE | THREADED EXTERNAL TUBE SECOND END | | DISK LOADING METHOD | SPRING | | FLOW CONTROL DEVICE | POPPET | | OPERATING PRESSURE | 16.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE | | MAXIMUM OPERATING TEMP | 65.0 FAHRENHEIT SINGLE RESPONSE | | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.500 INCHES FIRST END | | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.500 INCHES SECOND END | | NOMINAL THREAD SIZE | 0.750 INCHES FIRST END | | NOMINAL THREAD SIZE | 0.750 INCHES SECOND END | | OPENING PRESSURE SETTING | 12.0 POUNDS PER SQUARE INCH | | SEAT ANGLE | 24.0 DEGREES FIRST END | | SEAT ANGLE | 24.0 DEGREES SECOND END | | SPECIAL FEATURES | FILTER GUARD IN STAINLESS STEEL | | STYLE DESIGNATOR | CROSS | | THREAD CLASS | 3A FIRST END | | THREAD CLASS | 3A SECOND END | | THREAD DIRECTION | RIGHT-HAND FIRST END | | THREAD DIRECTION | RIGHT-HAND SECOND END | | THREAD SERIES DESIGNATOR | UN THIRD END | | THREAD QUANTITY PER INCH | 12 THIRD END |
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