NSN 2815-01-153-1426

Part Details | ENGINE POPPET VALVE

2815-01-153-1426 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.

Alternate Parts: 14050651, 14025510, 14025510, 2815-01-153-1426, 01-153-1426, 2815011531426, 011531426

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
28MAY 13, 198301-153-142615884 ( VALVE, POPPET, ENGINE )
REFERENCE DRAWINGS & PICTURES

FLAT

PLAIN

Cross Reference | NSN 2815-01-153-1426
Part Number Cage Code Manufacturer
1405065111862GENERAL MOTORS CORPCHEVROLET MOTOR DIV
1402551011862GENERAL MOTORS CORPCHEVROLET MOTOR DIV
140255107X677GENERAL MOTORS LLCDBA GENERAL MOTORS
Technical Data | NSN 2815-01-153-1426
Characteristic Specifications
MATERIAL AND LOCATION STEEL, CHROMIUM-NICKEL-ALLOY OVERALL
METALLIC HARDNESS RATING AND LOCATIONAAB37.0 ROCKWELL C MINIMUM AND AAB42.0 ROCKWELL C MAXIMUM
HEAD STYLE FLAT
HEAD HEIGHT2.7350 MILLIMETERS MINIMUM AND 2.8850 MILLIMETERS MAXIMUM
OUTSIDE DIAMETER51.5700 MILLIMETERS NOMINAL
NECK RADIUS17.0000 MILLIMETERS NOMINAL
SEAT ANGLE IN DEG45.0
STEM STYLE PLAIN
CHAMFER LENGTH0.5000 MILLIMETERS NOMINAL
STEM LENGTH126.8600 MILLIMETERS MINIMUM AND 127.1200 MILLIMETERS MAXIMUM
STEM DIAMETER8.6610 MILLIMETERS MINIMUM AND 8.6790 MILLIMETERS MAXIMUM
DISTANCE FROM FIRST GROOVE TO STEM END2.6800 MILLIMETERS NOMINAL
DISTANCE FROM SECOND GROOVE TO STEM END9.0200 MILLIMETERS NOMINAL
FIRST GROOVE DIAMETER7.4400 MILLIMETERS MINIMUM AND 7.7000 MILLIMETERS MAXIMUM
SECOND GROOVE DIAMETER8.6990 MILLIMETERS NOMINAL
FIRST GROOVE WIDTH2.1800 MILLIMETERS NOMINAL
SECOND GROOVE WIDTH2.6700 MILLIMETERS MINIMUM AND 2.9200 MILLIMETERS MAXIMUM
CHAMFER ANGLE IN DEG15.0
CARBON RELIEF GROOVE NOT INCLUDED