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National Stock Number:
4820-01-095-8990
Federal Supply Class:
4820
National Item Identification Number:
010958990
Description:
VALVE,RELIEF,PRESSURE AND TEMPER
Detail:
A VALVE DESIGNED TO RELEASE UNDER EXCESSIVE PRESSURE AND/OR EXCESSIVE TEMPERATURE BY OPENING AT A PREDETERMINED PRESSURE AND/OR TEMPERATURE. THERMOSTATICALLY OPERATED VALVES CLOSE WHEN THE PRESSURE IS RELIEVED OR THE TEMPERATURE IS REDUCED. FUSIBLE PLUG VALVES REQUIRE REPLACEMENT OF THE PLUG. SEE ALSO VALVE, SAFETY RELIEF AND VALVE, REGULATING. TEMPERATURE.
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Manufacturer Information:
| MIL-V-22549 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | | V22549 0.5BY1.25 | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG |
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Techincal Specification:
| DEPARTURE FROM CITED DOCUMENT | AS MODIFIED BY OPENING PRESSURE SETTING | | MATERIAL | NICKEL ALLOY BODY | | MATERIAL | NICKEL ALLOY STEM | | OPENING PRESSURE SETTING | ERR-060 | | TEMP RATING | 165.0 FAHRENHEIT |
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