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National Stock Number:
3110-01-129-6975
Federal Supply Class:
3110
National Item Identification Number:
011296975
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:
| 38950-00906-103 | 78286 | SIKORSKY AIRCRAFT CORPORATION | | MKP23BS-004M | 40920 | MPB CORP | | MKP23BSA1173 | 21335 | TIMKEN CO |
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Techincal Specification:
| ALIGNMENT TYPE | SELF-ALIGNING | | BEARING SEAL TYPE | CONTACT | | BORE DIAMETER | 1.4375 INCHES MINIMUM AND 1.4380 INCHES MAXIMUM | | FEATURES PROVIDED | ALIGNING RING | | INNER RING WIDTH | 0.4345 INCHES MINIMUM AND 0.4375 INCHES MAXIMUM | | LOAD DIRECTION | RADIAL | | LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION | MIL-G-81322 MIL SPEC SINGLE MATERIAL RESPONSE | | LUBRICATION MATERIAL | GREASE | | OUTER RING WIDTH | 0.3700 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM | | OVERALL OUTSIDE DIAMETER | 2.3740 INCHES MINIMUM AND 2.3750 INCHES MAXIMUM | | MATERIAL | PLASTIC POLYTETRAFLUOROETHYLENE SEAL | | MATERIAL | STEEL ALIGNMENT RING | | MATERIAL | STEEL BALL | | MATERIAL | STEEL INNER RING | | MATERIAL | STEEL OUTER RING | | SPECIAL FEATURES | 40 TO 50 PCT FULL OF SPECIFIED LUBRICANT; LOW STARTING TORQUE | | SEAL QUANTITY | 2 | | SELF-ALIGNMENT LOCATION | EXTERNAL | | STYLE DESIGNATOR | SINGLE ROW, EXTERNAL SELF ALIGNING, W/ALIGNING RING | | SURFACE TREATMENT | CADMIUM ALL EXTERNAL/EXPOSED METAL SURFACES |
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