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National Stock Number:
4820-00-795-5476
Federal Supply Class:
4820
National Item Identification Number:
007955476
Description:
VALVE,SAFETY RELIEF
Detail:
A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes VALVE (1), RELIEF, PRESSURE AND TEMPERATURE.
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Manufacturer Information:
| 134SCH120-1 | 26512 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | 872096-3800 | 0KDP7 | KIDDE-FENWAL, INC. | | MC1637-3800 | 76050 | EATON AEROSPACE LLC M C AEROSPACE DIV DBA STERER ENGINEERING |
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Techincal Specification:
| CONNECTION TYPE | THREADED EXTERNAL TUBE 1ST END | | CONNECTION STYLE | FLARED (TUBE) 1ST END | | DISK LOADING METHOD | SPRING | | FLOW CONTROL DEVICE | PISTON | | MAXIMUM OPERATING TEMP | 160.0 FAHRENHEIT SINGLE RESPONSE | | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.250 INCHES 1ST END | | NOMINAL THREAD SIZE | 0.437 INCHES 1ST END | | POWER DRIVE OPERATING PRESSURE | 3000.0 POUNDS PER SQUARE INCH NOMINAL | | RENEWABLE SEAT RING TYPE | PRESSED-IN | | SEAT ANGLE | 37.0 DEGREES 1ST END | | STYLE DESIGNATOR | STRAIGHT THRU | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE | | SURFACE TREATMENT | ANODIZE | | TEST DATA DOCUMENT | 81349-MIL-E-5272 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). | | THREAD CLASS | 3A 1ST END | | THREAD DIRECTION | RIGHT-HAND 1ST END | | THREAD SERIES DESIGNATOR | UNF 1ST END | | THREAD QUANTITY PER INCH | 20 1ST END | | VALVE OPERATION METHOD | AIR |
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