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National Stock Number:
3110-00-018-7204
Federal Supply Class:
3110
National Item Identification Number:
000187204
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:
| 1911RD401F | 38443 | SKF USA INC. | | 3M9311WI2MBRDUE9655 | 21335 | TIMKEN CO | | SB1056-2 | 38443 | SKF USA INC. | | SB1056-2 | 78286 | SIKORSKY AIRCRAFT CORPORATION | | SB1056-6 | 78286 | SIKORSKY AIRCRAFT CORPORATION |
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Techincal Specification:
| BORE DIAMETER | 2.1633 INCHES NOMINAL | | INTERNAL CLEARANCE | 0.0028 INCHES MINIMUM RADIAL AND 0.0033 INCHES MAXIMUM RADIAL | | LOAD DIRECTION | ANGULAR | | OVERALL OUTSIDE DIAMETER | 80.00 MILLIMETERS NOMINAL | | OVERALL WIDTH | 26.00 MILLIMETERS NOMINAL | | MATERIAL | COPPER ALLOY RETAINER | | MATERIAL | STEEL BALL | | MATERIAL | STEEL INNER RING | | MATERIAL | STEEL OUTER RING | | RETAINER FABRICATION METHOD | MACHINED | | SPECIAL FEATURES | FIRST RADIAL CLEARANCE W/10 LB GAGE,SECOND RADIAL CLEARANCE W/11 LB GAGE LOAD,RINGS MAGNAFLUX 100 PCT PER AMS 2640,ETCH V ON OUTSIDE OF BOTH OUTER RINGS WHEN MOUNTED FACE TO FACE | | STANDARD TOLERANCE DESIGNATION | ABEC NO.3 | | STYLE DESIGNATOR | COUNTERBORED OUTER RINGS, NON-SEPARABLE, FACE TO FACE MOUNTING | | SURFACE FINISH | GROUND |
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