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National Stock Number:
3110-01-319-4872
Federal Supply Class:
3110
National Item Identification Number:
013194872
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:
| 820-4551451H07 | 21335 | TIMKEN CO | | 820-4551451H07 | 53711 | NAVAL SEA SYSTEMS COMMAND | | MM9311WI-3HDU | 21335 | TIMKEN CO | | MM9311WI3HDUFS381A | 21335 | TIMKEN CO | | MM9311WI3HDUHFS381A | 21335 | TIMKEN CO |
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Techincal Specification:
| MATERIAL | STEEL OVERALL | | STYLE DESIGNATOR | UNIVERSAL GROUND FACES, COUNTERBORED OUTER RING, NON-SEPARABLE | | OVERALL WIDTH | 1.2500 INCHES NOMINAL | | BORE DIAMETER | 1.7508 INCHES MINIMUM AND | | 1.7512 INCHES MAXIMUM | | OVERALL OUTSIDE DIAMETER | 2.9998 INCHES MINIMUM AND | | 3.0002 INCHES MAXIMUM | | STANDARD TOLERANCE DESIGNATION | ABEC NO.7 | | SURFACE FINISH | GROUND | | RETAINER FABRICATION METHOD | PRESSED | | LOAD DIRECTION | ANGULAR | | CONTACT ANGLE | 60.0 DEGREES NOMINAL | | SPEC/STD CONTROLLING DATA | | | MANUFACTURERS CODE | 53711 | | MFR SOURCE CONTROLLING REFERENCE | 820-4551451H07 |
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