2810-00-306-6451 GUIDE,VALVE TAPPET Index 2810-00-306-6492 GUIDE,VALVE STEM

National Stock Number:
2810-00-306-6491

Federal Supply Class:
2810

National Item Identification Number:
003066491

Description:
GUIDE,VALVE STEM

Detail:
A replaceable cylindrical item designed to provide wear surface and maintain alignment of a reciprocating valve stem and the like, it may have a flange(s) and/or grooves.


Manufacturer Information:
127422P500198PRATT & WHITNEY CANADA CORP
127422P577445RTX CORPORATION
AS127422P512776AIRCRAFT SUPPLIES


Techincal Specification:
BB END SHANK DIAMETER0.900 INCHES MINIMUM AND 0.910 INCHES MAXIMUM
BORE DIAMETER0.6780 INCHES MINIMUM AND 0.6810 INCHES MAXIMUM
BORE COUNTERBORENOT INCLUDED
BORE COUNTERSINKNOT INCLUDED
FSC APPLICATION DATAACFT ENG R2000
MAJOR DIAMETER LENGTH2.190 INCHES MINIMUM AND 2.210 INCHES MAXIMUM
OUTSIDE DIAMETER0.905 INCHES MINIMUM AND 0.906 INCHES MAXIMUM
OVERALL LENGTH3.015 INCHES MINIMUM AND 3.035 INCHES MAXIMUM
MATERIALCOPPER ALLOY
METALLIC HARDNESS RATING75.0 NOMINAL ROCKWELL F
SHOULDER FIRST FILLET RADIUS0.020 INCHES MINIMUM AND 0.030 INCHES MAXIMUM
SPECIAL FEATURESIRREGULARLY SHAPED LIP ON AA END
STYLE DESIGNATORPLAIN FLANGED


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