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National Stock Number:
4820-01-247-4652
Federal Supply Class:
4820
National Item Identification Number:
012474652
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:
| 587R180H01 | 97942 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | 7016-1-000 | 1DRT7 | CIRCOR AEROSPACE INC | | B14077-1 | 04577 | MISSION SYSTEMS ORCHARD PARK INC |
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Techincal Specification:
| END CONNECTION QUANTITY | 2 | | BODY STYLE | STRAIGHT THRU | | FIRST END CONNECTION TYPE | THREADED EXTERNAL TUBE | | FIRST END THREAD DIRECTION | RIGHT-HAND | | FIRST END THREAD CLASS | 3A | | FIRST END OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.250 INCHES NOMINAL | | 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 BODY | | MATERIAL | STEEL CORROSION RESISTING FLOW CONTROL DEVICE | | SECOND END RELATIONSHIP WITH FIRST END | NOT IDENTICAL | | TEMP RATING | 95.0 CELSIUS |
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