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National Stock Number:
2805-00-752-1813
Federal Supply Class:
2805
National Item Identification Number:
007521813
Description:
VALVE,POPPET,ENGINE
Detail:
A mushroom or tulip-shaped item having a circular head with a conical face and an extended stem used to regulate the flow of incoming fuel-air mixture or air into the combustion chamber or exhaust gases from the combustion chamber of a reciprocating internal combustion engine.
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Manufacturer Information:
| 18825 | 81118 | EATON CORPORATION | | 7521813 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM | | 868A4 | 56442 | DIAMOND REO TRUCK CO | | 913795 | 58275 | SASCO INC CANADIAN DIV |
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Techincal Specification:
| CARBON RELIEF GROOVE | NOT INCLUDED | | CHAMFER ANGLE IN DEG | 45.0 | | CHAMFER LENGTH | 0.0300 INCHES NOMINAL | | DISTANCE FROM GROOVE TO STEM END | 0.2230 INCHES NOMINAL | | GROOVE DIAMETER | 0.3590 INCHES MINIMUM AND 0.3650 INCHES MAXIMUM | | GROOVE WIDTH | 0.1320 INCHES MINIMUM AND 0.1420 INCHES MAXIMUM | | HEAD HEIGHT | 0.1850 INCHES MINIMUM AND 0.2050 INCHES MAXIMUM | | HEAD STYLE | FLAT | | OUTSIDE DIAMETER | 1.7910 INCHES MINIMUM AND 1.8010 INCHES MAXIMUM | | METALLIC HARDNESS RATING AND LOCATION | 53.0 ROCKWELL C NOMINAL TIP | | NECK RADIUS | 0.4400 INCHES NOMINAL | | SEAT ANGLE IN DEG | 60.0 | | STEM DIAMETER | 0.4332 INCHES MINIMUM AND 0.4340 INCHES MAXIMUM | | STEM LENGTH | 5.1830 INCHES MINIMUM AND 5.1980 INCHES MAXIMUM | | STEM STYLE | GROOVED | | TEST DATA DOCUMENT | MIL-S-12515-81349 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.). |
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