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National Stock Number: 3110-00-113-3671
Federal Supply Class: 3110
National Item Identification Number: 001133671
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.
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Manufacturer Information:
K674389-11 | 21335 | TIMKEN CO | K674389-11 | 83086 | NEW HAMPSHIRE BALL BEARINGS INC | M311-3MBRDT | 21335 | TIMKEN CO | K674389-11 | 84955 | KAMAN AEROSPACE CORPORATION |
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Techincal Specification:
MATERIAL | STEEL BALL | | STEEL INNER RING | | STEEL OUTER RING | | COPPER ALLOY RETAINER | STYLE DESIGNATOR | COUNTERBORED OUTER RINGS, NON-SEPARABLE, TANDEM MOUNTING | OVERALL WIDTH | 2.2834 INCHES NOMINAL | BORE DIAMETER | 2.1634 INCHES NOMINAL | OVERALL OUTSIDE DIAMETER | 4.7244 INCHES NOMINAL | STANDARD TOLERANCE DESIGNATION | ABEC NO.5 | SURFACE FINISH | GROUND | RETAINER FABRICATION METHOD | MACHINED | LOAD DIRECTION | ANGULAR | INTERNAL CLEARANCE | 0.0043 INCHES MINIMUM RADIAL AND | | 0.0054 INCHES MAXIMUM RADIAL | SPEC/STD CONTROLLING DATA | | MANUFACTURERS CODE | 84955 | MFR SOURCE CONTROLLING REFERENCE | K674389-11 |
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