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National Stock Number:
3110-01-421-4846
Federal Supply Class:
3110
National Item Identification Number:
014214846
Description:
BEARING,ROLLER,NEEDLE
Detail:
A single or multiple-row antifriction bearing used with or without inner or outer races characterized by relatively small size rollers usually not ranging above 0.250 inch (6.35mm) diameter and generally longer in length in relation to diameter.
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Manufacturer Information:
| MS21442-181 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
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Techincal Specification:
| ALIGNMENT TYPE | RIGID | | BEARING SEAL TYPE | CONTACT | | BORE DIAMETER | 0.3125 INCHES NOMINAL | | CROWN RADIUS | 12.0000 INCHES NOMINAL | | INNER RING WIDTH | 0.6875 INCHES NOMINAL | | LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION | MIL-G-81322 MIL SPEC SINGLE MATERIAL RESPONSE | | LUBRICATION MATERIAL | GREASE | | OUTER RING WIDTH | 0.6250 INCHES NOMINAL | | OVERALL OUTSIDE DIAMETER | 1.1250 INCHES NOMINAL | | MATERIAL | PLASTIC POLYHEXAMETHYLENE ADIPAMIDE SEAL | | MATERIAL | STEEL END PLATE | | MATERIAL | STEEL INNER RING | | MATERIAL | STEEL OUTER RING | | MATERIAL | STEEL ROLLER | | SEAL QUANTITY | 2 | | SPECIAL FEATURES | OIL GROOVES AND ONE TO FOUR HOLES | | STANDARD TOLERANCE DESIGNATION | AFBMA STD TOLERANCE FOR INDUSTRIAL NEEDLE BEARINGS | | STYLE DESIGNATOR | TRACK ROLLER, NON-SEPARABLE | | SURFACE FINISH | GROUND |
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