NSN 2815-00-221-8783

Part Details | ENGINE POPPET VALVE

2815-00-221-8783 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: 202832, 2815-00-221-8783, 00-221-8783, 2815002218783, 002218783

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
28JUN 18, 196900-221-878315884 ( VALVE, POPPET, ENGINE )
REFERENCE DRAWINGS & PICTURES

FLAT

PLAIN

Cross Reference | NSN 2815-00-221-8783
Part Number Cage Code Manufacturer
20283215434CUMMINS INC.
Technical Data | NSN 2815-00-221-8783
Characteristic Specifications
MATERIAL AND LOCATION STEEL STEM
METALLIC HARDNESS RATING AND LOCATIONADT52.0 ROCKWELL C NOMINAL
HEAD STYLE FLAT
HEAD HEIGHT0.1690 INCHES MINIMUM AND 0.1790 INCHES MAXIMUM
OUTSIDE DIAMETER2.6875 INCHES NOMINAL
NECK RADIUS1.1150 INCHES MINIMUM AND 10.4890 INCHES MAXIMUM
SEAT ANGLE IN DEG30.0
STEM STYLE PLAIN
CHAMFER LENGTH0.0312 INCHES NOMINAL
STEM LENGTH10.4750 INCHES MINIMUM AND 10.4890 INCHES MAXIMUM
STEM DIAMETER0.7440 INCHES NOMINAL
DISTANCE FROM FIRST GROOVE TO STEM END0.4500 INCHES NOMINAL
DISTANCE FROM SECOND GROOVE TO STEM END1.0120 INCHES NOMINAL
FIRST GROOVE DIAMETER0.6210 INCHES MINIMUM AND 0.6260 INCHES MAXIMUM
SECOND GROOVE DIAMETER0.6210 INCHES MINIMUM AND 0.6260 INCHES MAXIMUM
FIRST GROOVE WIDTH0.1890 INCHES MINIMUM AND 0.1940 INCHES MAXIMUM
SECOND GROOVE WIDTH0.1890 INCHES MINIMUM AND 0.1940 INCHES MAXIMUM
CHAMFER ANGLE IN DEG45.0
CARBON RELIEF GROOVE NOT INCLUDED