2810-00-098-2488 HOUSING,OIL DRAIN Index 2810-00-098-2491 GUIDE,VALVE STEM

National Stock Number:
2810-00-098-2490

Federal Supply Class:
2810

National Item Identification Number:
000982490

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:
515152P1012776AIRCRAFT SUPPLIES
515152P1016052MITCHELL O O EST
515152P1028839TELEDYNE INDUSTRIES INC TELEDYNE POWER SYSTEMS DIV
CM515152P1012776AIRCRAFT SUPPLIES
SA515152P01051660SUPERIOR AIR PARTS INC


Techincal Specification:
AA END CHAMFER LENGTH0.030 INCHES NOMINAL
AA END CHAMFER ANGLE IN DEG45.0
AA END DIAMETER0.625 INCHES NOMINAL
BB END CHAMFER ANGLE IN DEG30.0
BB END CHAMFER LENGTH0.120 INCHES NOMINAL
BB END RADIUS0.040 INCHES NOMINAL
BB END SHANK DIAMETER0.6368 INCHES NOMINAL
BORE COUNTERBORENOT INCLUDED
BORE COUNTERSINKINCLUDED
BORE DIAMETER0.4320 INCHES MINIMUM AND 0.4330 INCHES MAXIMUM
COUNTERSINK ANGLE IN DEG45.0
COUNTERSINK DIAMETER0.500 INCHES NOMINAL
COUNTERSINK LOCATIONAA END AND BB END
FSC APPLICATION DATAENGINE,AIRCRAFT,RECIPROCATING
LENGTH FROM AA END TO LARGEST DIAMETER FACE0.984 INCHES NOMINAL
MAJOR DIAMETER LENGTH0.056 INCHES NOMINAL
OUTSIDE DIAMETER0.780 INCHES NOMINAL
OVERALL LENGTH2.380 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONAMS4845 ASSN STD SINGLE MATERIAL RESPONSE
MATERIALCOPPER ALLOY 905
METALLIC HARDNESS RATING70.0 MINIMUM ROCKWELL F
SHOULDER FIRST FILLET RADIUS0.025 INCHES NOMINAL
SHOULDER SECOND FILLET RADIUS0.125 INCHES NOMINAL
STYLE DESIGNATORPLAIN-SHOULDERED


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