2815-00-930-2861, VALVE,POPPET,ENGINE

National Stock Number:
2815-00-930-2861

Federal Supply Class:
2815

National Item Identification Number:
009302861

Description:
VALVE,POPPET,ENGINE

Detail:
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.

Manufacturer Information:

110-1278	44940	CUMMINS POWER GENERATION INC.
110B1278	44940	CUMMINS POWER GENERATION INC.
MILE11276	81349	MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
QPL11276	97403	CECOM LR CENTER
2815009302861	A00AM	E.C.A ETABLISSEMENT CENTRAL DESAPPROVISIONNEMENTS DES FORCES ARMEE
2815009302861	SCY13	E.C.A ETABLISSEMENT CENTRALD'APPROVISIONNEMENT DES FORCES ARMEE

Techincal Specification:

CARBON RELIEF GROOVE	NOT INCLUDED
CHAMFER ANGLE IN DEG	45.0
CHAMFER LENGTH	0.0200 INCHES MINIMUM AND 0.0400 INCHES MAXIMUM
DISTANCE FROM MINOR DIAMETER TO STEM END	0.4000 INCHES MINIMUM AND 0.4020 INCHES MAXIMUM
HEAD HEIGHT	0.1600 INCHES MINIMUM AND 0.1750 INCHES MAXIMUM
HEAD STYLE	FLAT
METALLIC HARDNESS RATING AND LOCATION	43.0 ROCKWELL C MINIMUM STEM
MINOR DIAMETER LENGTH	0.1800 INCHES MINIMUM AND 0.2000 INCHES MAXIMUM
MINOR OUTSIDE DIAMETER	0.2450 INCHES MINIMUM AND 0.2490 INCHES MAXIMUM
NECK RADIUS	0.3125 INCHES NOMINAL
OUTSIDE DIAMETER	1.3070 INCHES MINIMUM AND 1.3170 INCHES MAXIMUM
SEAT ANGLE IN DEG	45.0
STEM DIAMETER	0.3405 INCHES MINIMUM AND 0.3415 INCHES MAXIMUM
STEM LENGTH	4.1825 INCHES MINIMUM AND 4.2275 INCHES MAXIMUM
STEM STYLE	TAPERED
TAPER ANGLE IN DEG	15.0

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