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National Stock Number:
4820-01-085-4325
Federal Supply Class:
4820
National Item Identification Number:
010854325
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:
| 2956-001-2 | 04577 | MISSION SYSTEMS ORCHARD PARK INC | | 2956-001-3 | 04577 | MISSION SYSTEMS ORCHARD PARK INC | | 7323-1-000 | 1DRT7 | CIRCOR AEROSPACE INC | | 4820PL1627046 | 9009H | INSPEKTORAT WSPARCIA SIL ZBROJNYCH | | 583R625H01 | 97942 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
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Techincal Specification:
| END CONNECTION QUANTITY | 2 | | 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 | | SPECIAL FEATURES | 80 MESH PROTECTIVE SCREEN,STEEL QQ-S-763 TYPES 302,304,316,OR 321 | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OUTSIDE | | SURFACE TREATMENT | ANODIZE OUTSIDE | | TEMP RATING | -54.0 CELSIUS AND 95.0 CELSIUS | | TEMP ADJUSTABILITY | NOT ADJUSTABLE |
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