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National Stock Number:
4820-01-298-2036
Federal Supply Class:
4820
National Item Identification Number:
012982036
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:
| 280070-9 | 99657 | MAROTTA CONTROLS INC | | 332-2077-090 | 95105 | ROCKWELL COLLINS, INC. |
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Techincal Specification:
| END CONNECTION QUANTITY | 2 | | BODY STYLE | STRAIGHT THRU | | FACE TO FACE DISTANCE | 5.641 INCHES NOMINAL | | FIRST END CONNECTION TYPE | THREADED EXTERNAL TUBE | | FLOW CONTROL DEVICE | POPPET | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/6, ALLOY 2024, T351 FED SPEC SINGLE MATERIAL RESPONSE BODY | | MATERIAL | ALUMINUM ALLOY 2024 AND STEEL BODY | | MATERIAL | PLASTIC POLYAMIDE (NYLON) SEAT | | MATERIAL | STEEL FLOW CONTROL DEVICE | | SECOND END CONNECTION TYPE | THREADED INTERNAL TUBE | | SECOND END RELATIONSHIP WITH FIRST END | NOT IDENTICAL | | TEMP ADJUSTABILITY | NOT ADJUSTABLE | | TEMP RATING | -54.0 CELSIUS |
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