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National Stock Number:
3110-00-179-7564
Federal Supply Class:
3110
National Item Identification Number:
001797564
Description:
BEARING,BALL,AIRFRAME
Detail:
A cylindrical item in which the inner or outer ring turns upon row(s) of hardened BALL, BEARING which roll on a raceway, thus minimizing friction. These items are characterized by their noncorrosive qualities, lightness of weight, inch dimensions rather than metric, inner rings generally projecting beyond the faces of the outer ring, or a very narrow width inner ring having an outside diameter slightly larger than the bore diameter. Designed primarily for use in aircraft assemblies, such as control systems and surfaces of aircraft. Excludes BEARING, BALL, ANNULAR.
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Manufacturer Information:
| MDW5A1173 | 21335 | TIMKEN CO | | MDW5A1173 | 3NPS1 | RBC AIRCRAFT PRODUCTS, INC. |
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Techincal Specification:
| BEARING SEAL TYPE | CONTACT | | BORE DIAMETER | 0.3122 INCHES MINIMUM AND 0.3125 INCHES MAXIMUM | | INNER RING WIDTH | 0.9325 INCHES MINIMUM AND 0.9350 INCHES MAXIMUM | | LOAD DIRECTION | ANGULAR | | LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION | MIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE | | LUBRICATION MATERIAL | GREASE | | OUTER RING WIDTH | 0.8075 INCHES MINIMUM AND 0.8125 INCHES MAXIMUM | | OVERALL OUTSIDE DIAMETER | 0.8746 INCHES MINIMUM AND 0.8750 INCHES MAXIMUM | | MATERIAL | PLASTIC TETRAFLUOROETHYLENE SEAL | | MATERIAL | STEEL BALL | | MATERIAL | STEEL INNER RING | | MATERIAL | STEEL OUTER RING | | SPECIAL FEATURES | 40 PCT TO 50 PCT FULL OF SPECIFIED LUBRICANT; LOW STARTING TORQUE | | SEAL QUANTITY | 2 | | STYLE DESIGNATOR | DOUBLE ROW | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE EXPOSED SURFACES AS MOUNTED | | SURFACE TREATMENT | CADMIUM EXPOSED SURFACES AS MOUNTED |
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