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National Stock Number:
3110-01-239-3577
Federal Supply Class:
3110
National Item Identification Number:
012393577
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:
| 3TWF37-46PLD | 78118 | MPB CORPORATION | | S3746BIE3 | 40920 | MPB CORP |
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Techincal Specification:
| MATERIAL | STEEL COMP 440C BALL | | STEEL COMP 440C INNER RING | | STEEL COMP 440C OUTER RING | | PLASTIC PHENOLIC RETAINER | | STEEL CORROSION RESISTING SHIELD | | STYLE DESIGNATOR | SINGLE ROW INNER RING EXTENDED BOTH SIDES | | LOAD DIRECTION | RADIAL | | BORE DIAMETER | 2.3125 INCHES NOMINAL | | OVERALL OUTSIDE DIAMETER | 2.8750 INCHES NOMINAL | | OUTER RING WIDTH | 0.2500 INCHES NOMINAL | | INNER RING WIDTH | 0.2810 INCHES NOMINAL | | STANDARD TOLERANCE DESIGNATION | ABEC NO.3 | | RETAINER FABRICATION METHOD | PRESSED | | SHIELD QUANTITY | 2 | | ALIGNMENT TYPE | RIGID | | INTERNAL FIT-UP DESIGNATION | LOOSE | | SPECIAL FEATURES | FRACTURED OUTER RING,NO LUBRICATION |
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