NSN 2805-00-890-9946

Part Details | ENGINE POPPET VALVE

2805-00-890-9946 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: D2033S, D-2033S, 2033S, 874918R2, 874918R2, AS2666, 2805-00-890-9946, 00-890-9946, 2805008909946, 008909946

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
28APR 12, 196800-890-994615884 ( VALVE, POPPET, ENGINE )
REFERENCE DRAWINGS & PICTURES

CONCAVE

PLAIN

Cross Reference | NSN 2805-00-890-9946
Part Number Cage Code Manufacturer
D-2033S95019DANA CORPSPICER TRANSMISSION DIV
2033S54509NAPASCO INTERNATIONAL INC
874918R231007NAVISTAR INTERNATIONAL CORPORATIONDBA NAVISTAR
874918R289346NAVISTAR INTL CORP TRUCK BR OHIOPLANT
AS266680756SPIROLOX, INC.
Technical Data | NSN 2805-00-890-9946
Characteristic Specifications
MATERIAL AND LOCATION STEEL, CORROSION RESISTING OVERALL
HEAD STYLE CONCAVE
HEAD HEIGHT0.1920 INCHES NOMINAL
OUTSIDE DIAMETER1.7343 INCHES NOMINAL
NECK RADIUS0.4062 INCHES NOMINAL
SEAT ANGLE IN DEG40.0
STEM STYLE8 PLAIN
CHAMFER LENGTH0.0156 INCHES NOMINAL
MINOR OUTSIDE DIAMETER0.3710 INCHES NOMINAL
MINOR DIAMETER LENGTH1.0000 INCHES NOMINAL
STEM LENGTH5.2810 INCHES NOMINAL
STEM DIAMETER0.4145 INCHES NOMINAL
DISTANCE FROM FIRST GROOVE TO STEM END0.5469 INCHES NOMINAL
DISTANCE FROM SECOND GROOVE TO STEM END0.7500 INCHES NOMINAL
FIRST GROOVE DIAMETER0.3260 INCHES NOMINAL
SECOND GROOVE DIAMETER0.3260 INCHES NOMINAL
THIRD GROOVE DIAMETER0.0156 INCHES NOMINAL
FIRST GROOVE WIDTH0.1250 INCHES NOMINAL
SECOND GROOVE WIDTH0.0781 INCHES NOMINAL
CHAMFER ANGLE IN DEG45.0
CARBON RELIEF GROOVE NOT INCLUDED