2805-00-400-0468 SEAT,HELICAL COMPRESSION SPRING Index 1560-00-400-0477 RETAINER,SEAL,PANEL

National Stock Number:
2805-00-400-0470

Federal Supply Class:
2805

National Item Identification Number:
004000470

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:
92254509NAPASCO INTERNATIONAL INC
M600I20914351TELEDYNE CONTINENTAL MOTORS INDUSTRIAL PRODUCTS DIV TELEDYNE INDUSTRIES INC SUB OF TELEDYNE INC
M60I20914351TELEDYNE CONTINENTAL MOTORS INDUSTRIAL PRODUCTS DIV TELEDYNE INDUSTRIES INC SUB OF TELEDYNE INC
V-103820912ERTEL ENGINEERING CO
V-1198N76255MCQUAY-NORRIS INC OEM DIV AN SKF INDUSTRIES CO
V-108195019DANA CORP SPICER TRANSMISSION DIV
VI75845225BOSCH AUTOMOTIVE SERVICE SOLUTIONS INC.
VI75853781SPX CORP


Techincal Specification:
CARBON RELIEF GROOVENOT INCLUDED
CHAMFER ANGLE IN DEG30.0
CHAMFER LENGTH0.0312 INCHES NOMINAL
DISTANCE FROM GROOVE TO STEM END0.3415 INCHES MINIMUM AND 0.3455 INCHES MAXIMUM
FSC APPLICATION DATAGASOLINE ENGINE
GROOVE DIAMETER0.3370 INCHES MINIMUM AND 0.3430 INCHES MAXIMUM
GROOVE WIDTH0.0615 INCHES MINIMUM AND 0.0635 INCHES MAXIMUM
HEAD HEIGHT0.1368 INCHES MINIMUM AND 0.1411 INCHES MAXIMUM
HEAD STYLEFLAT
METALLIC HARDNESS RATING AND LOCATION36.6 ROCKWELL C MINIMUM TIP
METALLIC HARDNESS RATING AND LOCATION45.0 ROCKWELL C MAXIMUM TIP
NECK RADIUS0.2500 INCHES NOMINAL
OUTSIDE DIAMETER1.7656 INCHES NOMINAL
SEAT ANGLE IN DEG30.0
STEM LENGTH5.8281 INCHES NOMINAL
STEM STYLEGROOVED
STEM DIAMETER0.4036 INCHES MINIMUM AND 0.4047 INCHES MAXIMUM


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