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National Stock Number:
3110-00-226-8775
Federal Supply Class:
3110
National Item Identification Number:
002268775
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:
| AS21443 | 0U583 | SAE INTERNATIONAL | | AS21443 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | | MS21443-5BG | 0U583 | SAE INTERNATIONAL | | PD5KE6531 | 21335 | TIMKEN CO | | PD5KFS428 | 21335 | TIMKEN CO | | MS21443-5BG | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | | PD5KFS428 | 3NPS1 | RBC AIRCRAFT PRODUCTS, INC. | | SAE AS21443 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC |
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Techincal Specification:
| BEARING SEAL TYPE | CONTACT | | BORE DIAMETER | 0.3125 INCHES NOMINAL | | INNER RING WIDTH | 0.6250 INCHES NOMINAL | | LOAD DIRECTION | ANGULAR | | LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION | MIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE | | LUBRICATION MATERIAL | GREASE | | OUTER RING WIDTH | 0.5630 INCHES NOMINAL | | OVERALL OUTSIDE DIAMETER | 0.9375 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 1,CL 2 FED SPEC SINGLE MATERIAL RESPONSE ALL EXTERNAL/EXPOSED METAL SURFACES | | MATERIAL | RUBBER SYNTHETIC SEAL | | MATERIAL | STEEL CORROSION RESISTING SNAP RING | | MATERIAL | STEEL COMP E52100 BALL | | MATERIAL | STEEL COMP E52100 INNER RING | | MATERIAL | STEEL COMP E52100 OUTER RING | | RETAINER FABRICATION METHOD | PRESSED | | SEAL QUANTITY | 2 | | STANDARD TOLERANCE DESIGNATION | AFBMA STD TOLERANCE FOR AIRFRAME BALL BEARINGS | | STYLE DESIGNATOR | DOUBLE ROW | | SURFACE TREATMENT | CADMIUM ALL EXTERNAL/EXPOSED METAL SURFACES |
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