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National Stock Number:
3110-01-357-9142
Federal Supply Class:
3110
National Item Identification Number:
013579142
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:
| MKP47B | 21335 | TIMKEN CO | | MS27642-47S | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
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Techincal Specification:
| BEARING SEAL TYPE | CONTACTCONTACT | | BORE DIAMETER | 2.9375 INCHES MINIMUM AND 2.9375 INCHES MINIMUM AND 2.9380 INCHES MAXIMUM2.9380 INCHES MAXIMUM | | INNER RING WIDTH | 0.5260 INCHES MINIMUM AND 0.5260 INCHES MINIMUM AND 0.5310 INCHES MAXIMUM0.5310 INCHES MAXIMUM | | LOAD DIRECTION | RADIALRADIAL | | LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION | MIL-G-81322 MIL SPEC SINGLE MATERIAL RESPONSEMIL-G-81322 MIL SPEC SINGLE MATERIAL RESPONSE | | LUBRICATION MATERIAL | GREASEGREASE | | OVERALL OUTSIDE DIAMETER | 3.8740 INCHES MINIMUM AND 3.8740 INCHES MINIMUM AND 3.8750 INCHES MAXIMUM3.8750 INCHES MAXIMUM | | OUTER RING WIDTH | 0.4640 INCHES MINIMUM AND 0.4640 INCHES MINIMUM AND 0.4690 INCHES MAXIMUM0.4690 INCHES MAXIMUM | | SEAL QUANTITY | 22 | | SPECIAL FEATURES | HEAT STABILIZED FOR OPERATION AT 250 DEG F; 80 PCT FULL OF SPECIFIED LUBRICANT; EXTRA PRECISION ID TOLERANCE; ALL EXTERNAL SURFACES EXCEPT BORE AND SEAL RETAINERS TREATED W/CADMIUM PER QQ-P-416,TY 1,CL 2HEAT STABILIZED FOR OPERATION AT 250 DEG F; 80 PCT FULL OF SPECIFIED LUBRICANT; EXTRA PRECISION ID TOLERANCE; ALL EXTERNAL SURFACES EXCEPT BORE AND SEAL RETAINERS TREATED W/CADMIUM PER QQ-P-416,TY 1,CL 2 | | STYLE DESIGNATOR | SINGLE ROW INNER RING EXTENDED BOTH SIDESSINGLE ROW INNER RING EXTENDED BOTH SIDES |
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