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National Stock Number:
4820-01-246-0838
Federal Supply Class:
4820
National Item Identification Number:
012460838
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:
| 780-RPF | 98021 | HALKEY-ROBERTS CORP | | 780-RPF-1411 | 98021 | HALKEY-ROBERTS CORP |
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Techincal Specification:
| END CONNECTION QUANTITY | 1 | | BODY STYLE | STRAIGHT THRU | | FLOW CONTROL DEVICE | POPPET | | MATERIAL | ALUMINUM BODY | | MATERIAL | PLASTIC FLOW CONTROL DEVICE | | MATERIAL | NICKEL SEAT | | MATERIAL | PLASTIC STEM | | SPECIAL FEATURES | SUPPLIED WITH NEOPRENE FLANGE FOR BONDING TO RUBBER | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625, TYPE 2 MIL SPEC SINGLE TREATMENT RESPONSE OUTSIDE | | SURFACE TREATMENT | ANODIZE OUTSIDE | | TEMP RATING | -40.0 CELSIUS AND 180.0 FAHRENHEIT |
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