2810-00-810-7291 VALVE,POPPET,ENGINE Index 2810-00-810-7294 VALVE,POPPET,ENGINE

National Stock Number:
2810-00-810-7292

Federal Supply Class:
2810

National Item Identification Number:
008107292

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:
168735M2000198PRATT & WHITNEY CANADA CORP
168735M2077445RTX CORPORATION
168735M2098750SAN ANTONIO AIR LOGISTICS CENTER
190158M2098750SAN ANTONIO AIR LOGISTICS CENTER
221002M2098750SAN ANTONIO AIR LOGISTICS CENTER


Techincal Specification:
DISTANCE FROM GROOVE TO STEM END0.2230 INCHES MINIMUM AND 0.2330 INCHES MAXIMUM
CARBON RELIEF GROOVEINCLUDED
FSC APPLICATION DATAACFT ENG R2800
GROOVE DIAMETER0.5660 INCHES MINIMUM AND 0.5700 INCHES MAXIMUM
GROOVE WIDTH0.1865 INCHES MINIMUM AND 0.1885 INCHES MAXIMUM
HEAD HEIGHT0.4860 INCHES MINIMUM AND 0.5160 INCHES MAXIMUM
HEAD STYLEMUSHROOM
OUTSIDE DIAMETER2.5680 INCHES MINIMUM AND 2.5980 INCHES MAXIMUM
MATERIAL AND LOCATIONSTEEL PWA678 77445 OVERALL
METALLIC HARDNESS RATING AND LOCATION35.0 ROCKWELL C NOMINAL STEM
METALLIC HARDNESS RATING AND LOCATION69.0 ROCKWELL SUPERFICIAL 30-N NOMINAL TIP
NECK RADIUS0.8750 INCHES NOMINAL
SEAT ANGLE IN DEG45.0
STEM DIAMETER0.6615 INCHES MINIMUM AND 0.6625 INCHES MAXIMUM
STEM LENGTH5.6070 INCHES MINIMUM AND 5.6370 INCHES MAXIMUM
STEM STYLEGROOVED


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