3110-01-256-7204 BEARING,ROLLER,NEEDLE Index 4820-01-256-7207 VALVE,CHECK

National Stock Number:
3110-01-256-7206

Federal Supply Class:
3110

National Item Identification Number:
012567206

Description:
BEARING,BALL,DUPLEX

Detail:
Two single row annular ball bearings selected dimensionally to be a matched pair or set. The ring faces have been specially ground to specified offsets that will produce predetermined preload when mounted. May include a single row angular contact bearing with faces specially ground for duplex mounting.


Manufacturer Information:
206-040-032-978118MPB CORPORATION
206-040-032-997499BELL TEXTRON INC
9316WI10521335TIMKEN CO


Techincal Specification:
BORE DIAMETER3.1493 INCHES MINIMUM AND 3.1496 INCHES MAXIMUM
LOAD DIRECTIONRADIAL
OVERALL OUTSIDE DIAMETER4.3304 INCHES MINIMUM AND 4.3307 INCHES MAXIMUM
OVERALL WIDTH1.2398 INCHES MINIMUM AND 1.2598 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONAMS6415 ASSN STD SINGLE MATERIAL RESPONSE RETAINER
MATERIAL DOCUMENT AND CLASSIFICATIONAMS6490 ASSN STD SINGLE MATERIAL RESPONSE BALL
MATERIALSTEEL COMP M50 BALL
MATERIALSTEEL COMP 4340 RETAINER
STANDARD TOLERANCE DESIGNATIONABEC NO.5
STYLE DESIGNATORUNIVERSAL GROUND FACES, COUNTERBORED OUTER RING, NON-SEPARABLE
SURFACE FINISHGROUND


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