5360-00-678-1381 SPRING,HELICAL,COMPRESSION Index 2805-00-678-1384 CAMSHAFT,ENGINE

National Stock Number:
2805-00-678-1383

Federal Supply Class:
2805

National Item Identification Number:
006781383

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.


Manufacturer Information:
2805006781383SCY13E.C.A ETABLISSEMENT CENTRALD'APPROVISIONNEMENT DES FORCES ARMEE
875463819207U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM


Techincal Specification:
MATERIAL AND LOCATIONSTEEL, FED STD 66, SAE HNV3 OVERALL
METALLIC HARDNESS RATING AND LOCATION50.0 ROCKWELL C MINIMUM SEAT FACE
20.0 ROCKWELL C MINIMUM STEM
50.0 ROCKWELL C MINIMUM TIP
HEAD STYLEFLAT
HEAD HEIGHT0.1600 INCHES NOMINAL
OUTSIDE DIAMETER1.7280 INCHES MINIMUM AND
1.7380 INCHES MAXIMUM
NECK RADIUS0.3800 INCHES NOMINAL
SEAT ANGLE IN DEG45.0
STEM STYLEGROOVED
GROOVE DIAMETER0.2680 INCHES MINIMUM AND
0.2720 INCHES MAXIMUM
CHAMFER LENGTH0.0150 INCHES NOMINAL
GROOVE WIDTH0.0950 INCHES MINIMUM AND
0.1050 INCHES MAXIMUM
STEM LENGTH4.3350 INCHES MINIMUM AND
4.3450 INCHES MAXIMUM
STEM DIAMETER0.3100 INCHES MINIMUM AND
0.3105 INCHES MAXIMUM
DISTANCE FROM GROOVE TO STEM END0.1830 INCHES MINIMUM AND
0.1930 INCHES MAXIMUM
CHAMFER ANGLE IN DEG45.0
CARBON RELIEF GROOVENOT INCLUDED


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