5120-00-357-5754 PUNCH AND DIE,GROMMET INSERTING Index 5210-00-357-5781 DIVIDERS,MECHANICS'

National Stock Number:
2805-00-357-5773

Federal Supply Class:
2805

National Item Identification Number:
003575773

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:
1168170819207U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM


Techincal Specification:
DISTANCE FROM MINOR DIAMETER TO STEM END0.1740 INCHES MINIMUM AND 0.1760 INCHES MAXIMUM
CARBON RELIEF GROOVENOT INCLUDED
CHAMFER ANGLE IN DEG45.0
CHAMFER LENGTH0.0300 INCHES NOMINAL
HEAD HEIGHT0.1600 INCHES NOMINAL
HEAD STYLEFLAT
OUTSIDE DIAMETER1.3270 INCHES MINIMUM AND 1.3370 INCHES MAXIMUM
METALLIC HARDNESS RATING AND LOCATION30.0 ROCKWELL C NOMINAL HEAD
METALLIC HARDNESS RATING AND LOCATION30.0 ROCKWELL C NOMINAL SEAT FACE
METALLIC HARDNESS RATING AND LOCATION30.0 ROCKWELL C NOMINAL STEM
METALLIC HARDNESS RATING AND LOCATION50.0 ROCKWELL C NOMINAL TIP
MINOR DIAMETER LENGTH0.0940 INCHES NOMINAL
MINOR OUTSIDE DIAMETER0.1960 INCHES MINIMUM AND 0.2000 INCHES MAXIMUM
NECK RADIUS0.3200 INCHES NOMINAL
SEAT ANGLE IN DEG45.0
STEM DIAMETER0.3090 INCHES MINIMUM AND 0.3095 INCHES MAXIMUM
STEM LENGTH4.2350 INCHES MINIMUM AND 4.2430 INCHES MAXIMUM
STEM STYLETAPERED
TAPER ANGLE IN DEG15.0


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