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National Stock Number:
4820-01-179-0396
Federal Supply Class:
4820
National Item Identification Number:
011790396
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:
| 11-342 | 27195 | ACTRONICS INCORPORATED | | 12463-002 | 12535 | FLOY TAG & MFG., INC. | | 12463-002 | 12536 | AMETEK THERMAL SYSTEMS INC |
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Techincal Specification:
| END CONNECTION QUANTITY | 2 | | BODY STYLE | STRAIGHT THRU | | FACE TO FACE DISTANCE | 3.400 INCHES NOMINAL | | FIRST END CONNECTION TYPE | UNTHREADED EXTERNAL TUBE | | FIRST END OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.875 INCHES NOMINAL | | FIRST END STYLE DESIGNATOR | PLAIN | | MATERIAL | ALUMINUM AND STEEL BODY | | SECOND END STYLE DESIGNATOR | KNURLED | | SECOND END OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.281 INCHES NOMINAL | | SECOND END RELATIONSHIP WITH FIRST END | IDENTICAL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625, TYPE 2 MIL SPEC SINGLE TREATMENT RESPONSE OUTSIDE | | SURFACE TREATMENT | ANODIZE OUTSIDE | | TEMP CONTROL DEVICE TYPE | THERMOSTATIC | | TEMP ADJUSTABILITY | ADJUSTABLE | | VALVE DISCHARGE FLOW RATE | 2.9 POUNDS PER HOUR |
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