NSN 2815-00-781-5259

Part Details | ENGINE POPPET VALVE

2815-00-781-5259 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: 082004001, 08200-4001, 2815-00-781-5259, 00-781-5259, 2815007815259, 007815259

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
28MAR 20, 196800-781-525915884 ( VALVE, POPPET, ENGINE )
REFERENCE DRAWINGS & PICTURES

FLAT

GROOVED

Cross Reference | NSN 2815-00-781-5259
Part Number Cage Code Manufacturer
08200-400193568HARSCO CORPBMY-COMBAT SYSTEMS DIV
Technical Data | NSN 2815-00-781-5259
Characteristic Specifications
MATERIAL AND LOCATION STEEL OVERALL
METALLIC HARDNESS RATING AND LOCATIONADT42.0 ROCKWELL C NOMINAL
HEAD STYLE FLAT
HEAD HEIGHT0.1000 INCHES MINIMUM AND 0.1350 INCHES MAXIMUM
OUTSIDE DIAMETER1.1532 INCHES MINIMUM AND 1.1592 INCHES MAXIMUM
NECK RADIUS0.3750 INCHES NOMINAL
SEAT ANGLE IN DEG45.0
STEM STYLE GROOVED
GROOVE DIAMETER0.2480 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM
CHAMFER LENGTH0.0200 INCHES MINIMUM AND 0.0300 INCHES MAXIMUM
GROOVE WIDTH0.1094 INCHES MINIMUM AND 0.1144 INCHES MAXIMUM
STEM LENGTH4.5430 INCHES MINIMUM AND 4.5880 INCHES MAXIMUM
STEM DIAMETER0.3093 INCHES MINIMUM AND 0.3152 INCHES MAXIMUM
DISTANCE FROM GROOVE TO STEM END0.2187 INCHES MINIMUM AND 0.2237 INCHES MAXIMUM
CHAMFER ANGLE IN DEG45.0
CARBON RELIEF GROOVE INCLUDED