NSN 2805-00-451-4827

Part Details | ENGINE POPPET VALVE

2805-00-451-4827 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: 387101C1, 387101C1, S2507, S2507, S-2507, 2805-00-451-4827, 00-451-4827, 2805004514827, 004514827

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
28MAY 17, 197100-451-482715884 ( VALVE, POPPET, ENGINE )
REFERENCE DRAWINGS & PICTURES

MUSHROOM

VALVE,POPPET,ENGINE | 2805-00-451-4827, 004514827

PLAIN

VALVE,POPPET,ENGINE | 2805-00-451-4827, 004514827
Cross Reference | NSN 2805-00-451-4827
Part Number Cage Code Manufacturer
387101C131007NAVISTAR INTERNATIONAL CORPORATIONDBA NAVISTAR
387101C189346NAVISTAR INTL CORP TRUCK BR OHIOPLANT
S250780756SPIROLOX, INC.
S-250731033TRW INC TRW INTL TRADE GOVERNMENTSALES DEPT
Technical Data | NSN 2805-00-451-4827
Characteristic Specifications
MATERIAL AND LOCATION STEEL, CORROSION RESISTING OVERALL
HEAD STYLE MUSHROOM
HEAD HEIGHT0.1560 INCHES NOMINAL
OUTSIDE DIAMETER1.4062 INCHES NOMINAL
NECK RADIUS0.3750 INCHES NOMINAL
SEAT ANGLE IN DEG44.0
STEM STYLE5 PLAIN
CHAMFER LENGTH0.0620 INCHES NOMINAL
STEM LENGTH4.8281 INCHES NOMINAL
STEM DIAMETER0.3720 INCHES NOMINAL
DISTANCE FROM FIRST GROOVE TO STEM END0.0310 INCHES NOMINAL
DISTANCE FROM SECOND GROOVE TO STEM END0.1560 INCHES NOMINAL
DISTANCE FROM THIRD GROOVE TO STEM END0.2810 INCHES NOMINAL
FIRST GROOVE DIAMETER0.3060 INCHES NOMINAL
SECOND GROOVE DIAMETER0.3060 INCHES NOMINAL
THIRD GROOVE DIAMETER0.3060 INCHES NOMINAL
FIRST GROOVE WIDTH0.0620 INCHES NOMINAL
SECOND GROOVE WIDTH0.0620 INCHES NOMINAL
THIRD GROOVE WIDTH0.0620 INCHES NOMINAL
CHAMFER ANGLE IN DEG45.0
CARBON RELIEF GROOVE NOT INCLUDED
SPECIAL FEATURES4TH GROOVE 0.306 IN. DIA,0.062 IN. W,0.344 IN. DISTANCE TO END