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National Stock Number:
3110-00-738-1701
Federal Supply Class:
3110
National Item Identification Number:
007381701
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:
| 432898 | 77445 | RTX CORPORATION |
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Techincal Specification:
| MATERIAL | STEEL OVERALL | | STYLE DESIGNATOR | COUNTERBORED OUTER RINGS, NON-SEPARABLE, TANDEM MOUNTING | | OVERALL WIDTH | 2.5600 INCHES NOMINAL | | BORE DIAMETER | 4.9212 INCHES NOMINAL | | OVERALL OUTSIDE DIAMETER | 7.4803 INCHES NOMINAL | | LUBRICATION MATERIAL | GREASE | | STANDARD TOLERANCE DESIGNATION | ABEC NO.7 | | SURFACE FINISH | GROUND | | RETAINER FABRICATION METHOD | MACHINED | | LOAD DIRECTION | ANGULAR | | INTERNAL CLEARANCE | 0.0057 INCHES MINIMUM RADIAL AND | | 0.0068 INCHES MAXIMUM RADIAL | | BEARING PRELOAD RATING | 33.0 POUNDS NOMINAL | | SPECIAL FEATURES | SPLIT INNER RING | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 77445 | | DESIGN CONTROL REFERENCE | 432898 |
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