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National Stock Number:
3110-00-869-4190
Federal Supply Class:
3110
National Item Identification Number:
008694190
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:
| 3TKCZSS21-28-83 | 78118 | MPB CORPORATION | | 579R994H01 | 06144 | INDUSTRIAL TECTONICS BEARINGS CORPORATION | | 579R994H01 | 40920 | MPB CORP | | 579R994H01 | 78118 | MPB CORPORATION | | 579R994H01 | 97942 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
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Techincal Specification:
| BORE DIAMETER | 1.3125 INCHES NOMINAL | | INNER RING WIDTH | 0.2812 INCHES NOMINAL | | LOAD DIRECTION | RADIAL | | LUBRICATION MATERIAL | GREASE | | LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION | MIL-G-25760 MIL SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | COPPER ALLOY RETAINER | | MATERIAL | STEEL CORROSION RESISTING BALL | | MATERIAL | STEEL CORROSION RESISTING INNER RING | | MATERIAL | STEEL CORROSION RESISTING OUTER RING | | MATERIAL | STEEL CORROSION RESISTING SHIELD | | OUTER RING WIDTH | 0.2500 INCHES NOMINAL | | OVERALL OUTSIDE DIAMETER | 1.7500 INCHES NOMINAL | | RETAINER FABRICATION METHOD | MACHINED | | SHIELD QUANTITY | 2 | | SPECIAL FEATURES | 0.0004 IN. MIN TO 0.0006 IN. MAX RADIAL PLAY | | STANDARD TOLERANCE DESIGNATION | AFBMA STD TOLERANCE FOR AIRFRAME NEEDLE BEARINGS | | STYLE DESIGNATOR | SINGLE ROW INNER RING EXTENDED BOTH SIDES |
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