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National Stock Number:
3110-00-727-7285
Federal Supply Class:
3110
National Item Identification Number:
007277285
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:
| 432844 | 77445 | RTX CORPORATION |
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Techincal Specification:
| MATERIAL | STEEL BALL | | STEEL INNER RING | | STEEL OUTER RING | | COPPER ALLOY RETAINER | | MATERIAL DOCUMENT AND CLASSIFICATION | PWA 723,97497 MFR REF 1ST MATERIAL RESPONSE BALL | | PWA 723,97497 MFR REF 2ND MATERIAL RESPONSE INNER RING | | PWA 723,97497 MFR REF 3RD MATERIAL RESPONSE OUTER RING | | STYLE DESIGNATOR | NON-LOADING GROOVE, NON-SEPARABLE, TANDEM MOUNTING | | OVERALL WIDTH | 3.1496 INCHES NOMINAL | | BORE DIAMETER | 5.5118 INCHES NOMINAL | | OVERALL OUTSIDE DIAMETER | 8.2677 INCHES NOMINAL | | STANDARD TOLERANCE DESIGNATION | ABEC NO.7 | | SURFACE FINISH | GROUND | | RETAINER FABRICATION METHOD | FORGED | | LOAD DIRECTION | RADIAL | | INTERNAL CLEARANCE | 0.0050 INCHES MINIMUM RADIAL AND | | 0.0060 INCHES MAXIMUM RADIAL | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 77445 | | DESIGN CONTROL REFERENCE | 432844 |
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