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National Stock Number:
3110-00-684-2206
Federal Supply Class:
3110
National Item Identification Number:
006842206
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:
| 20210DBL1 | 24617 | GENERAL MOTORS CORP | | 20210DBL1 | 43334 | GENERAL MOTORS CORP DELCO MORAINE NDH DIV | | 7210WCRDB | 21335 | TIMKEN CO | | FF-B-171 | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC | | MER-210DBLKMA1PC15LG38KB | 83086 | NEW HAMPSHIRE BALL BEARINGS INC | | 230-20210 | 9F512 | PARKER-HANNIFIN CORPORATION |
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Techincal Specification:
| MATERIAL | STEEL BALL | | STEEL INNER RING | | STEEL OUTER RING | | PLASTIC PHENOLIC RETAINER | | STYLE DESIGNATOR | COUNTERBORED OUTER RINGS, NON-SEPARABLE, BACK TO BACK MOUNTING | | OVERALL WIDTH | 40.0 MILLIMETERS NOMINAL | | BORE DIAMETER | 50.0 MILLIMETERS NOMINAL | | OVERALL OUTSIDE DIAMETER | 90.0 MILLIMETERS NOMINAL | | STANDARD TOLERANCE DESIGNATION | ABEC NO.1 | | SURFACE FINISH | GROUND | | RETAINER FABRICATION METHOD | MACHINED | | LOAD DIRECTION | ANGULAR | | BEARING PRELOAD DESIGNATION | LIGHT | | SPECIAL FEATURES | 25 DEG OR LESS ANGULARITY | | SPEC/STD CONTROLLING DATA | | | MANUFACTURERS CODE | 81348 | | NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | FF-B-171 |
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