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National Stock Number:
3110-01-142-9970
Federal Supply Class:
3110
National Item Identification Number:
011429970
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:
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Techincal Specification:
| BEARING SEAL TYPE | CONTACT | | BORE DIAMETER | 0.2497 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM | | INNER RING WIDTH | 0.4815 INCHES MINIMUM AND 0.4840 INCHES MAXIMUM | | LOAD DIRECTION | RADIAL | | LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION | MIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE | | LUBRICATION MATERIAL | GREASE | | OUTER RING WIDTH | 0.3300 INCHES MINIMUM AND 0.3350 INCHES MAXIMUM | | OVERALL OUTSIDE DIAMETER | 0.9010 INCHES MINIMUM AND 0.9014 INCHES MAXIMUM | | MATERIAL | PLASTIC POLYTETRAFLUOROETHYLENE SEAL | | MATERIAL | STEEL BALL | | MATERIAL | STEEL CORROSION RESISTING RETAINER | | MATERIAL | STEEL INNER RING | | MATERIAL | STEEL OUTER RING | | SEAL QUANTITY | 2 | | SPECIAL FEATURES | FORTY TO FIFTY PCT FULL OF SPECIFIED LUBRICANT; 0.4400 IN. MAX STARTING TORQUE | | STYLE DESIGNATOR | SINGLE ROW INNER RING EXTENDED BOTH SIDES | | SURFACE TREATMENT | CADMIUM ALL EXTERNAL/EXPOSED METAL SURFACES |
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