2805-00-409-3997, VALVE,POPPET,ENGINE

2805-00-409-3998 SUPPORT,ROCKER ARM SHAFT

National Stock Number:
2805-00-409-3997

Federal Supply Class:
2805

National Item Identification Number:
004093997

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:

2805004093997	A00AM	E.C.A ETABLISSEMENT CENTRAL DESAPPROVISIONNEMENTS DES FORCES ARMEE
2805004093997	SCY13	E.C.A ETABLISSEMENT CENTRALD'APPROVISIONNEMENT DES FORCES ARMEE
7345260	19207	U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM

Techincal Specification:

DISTANCE FROM GROOVE TO STEM END	0.1830 INCHES MINIMUM AND 0.2030 INCHES MAXIMUM
CARBON RELIEF GROOVE	NOT INCLUDED
CHAMFER ANGLE IN DEG	45.0
CHAMFER LENGTH	0.0900 INCHES NOMINAL
GROOVE DIAMETER	0.2680 INCHES MINIMUM AND 0.2720 INCHES MAXIMUM
GROOVE WIDTH	0.0950 INCHES MINIMUM AND 0.1050 INCHES MAXIMUM
HEAD HEIGHT	0.1600 INCHES NOMINAL
HEAD STYLE	FLAT
OUTSIDE DIAMETER	1.7280 INCHES MINIMUM AND 1.7380 INCHES MAXIMUM
METALLIC HARDNESS RATING AND LOCATION	20.0 ROCKWELL C MAXIMUM TIP
METALLIC HARDNESS RATING AND LOCATION	50.0 ROCKWELL C MAXIMUM SEAT FACE
NECK RADIUS	0.3800 INCHES NOMINAL
SEAT ANGLE IN DEG	45.0
STEM STYLE	GROOVED
STEM DIAMETER	0.3170 INCHES MINIMUM AND 0.3175 INCHES MAXIMUM
STEM LENGTH	4.4050 INCHES MINIMUM AND 4.4150 INCHES MAXIMUM

Click here to Register for Free 30-day Trial