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National Stock Number:
3110-01-463-3503
Federal Supply Class:
3110
National Item Identification Number:
014633503
Description:
BEARING,ROLLER,AIRFRAME
Detail:
A CYLINDRICAL ITEM IN WHICH THE INNER OR OUTER RING TURNS UPON ROW(S) OF HARDENED ROLLER, 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, ROLLER, CYLINDRICAL.
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Manufacturer Information:
| 38950-00910-101 | 3NPS1 | RBC AIRCRAFT PRODUCTS, INC. | | 38950-00910-101 | 73134 | ROLLER BEARING COMPANY OF AMERICA, INC. | | MDSRP4 A1173 | 21335 | TIMKEN CO | | 38950-00910-101 | 78286 | SIKORSKY AIRCRAFT CORPORATION |
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Techincal Specification:
| BEARING SEAL TYPE | CONTACT | | BORE DIAMETER | 0.2500 INCHES NOMINAL | | INNER RING WIDTH | 0.6250 INCHES NOMINAL | | LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION | MIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE | | LUBRICATION MATERIAL | GREASE | | OVERALL OUTSIDE DIAMETER | 0.9014 INCHES NOMINAL | | MATERIAL | RUBBER SYNTHETIC SEAL | | MATERIAL | STEEL INNER RING | | MATERIAL | STEEL OUTER RING | | MATERIAL | STEEL ROLLER | | OUTER RING WIDTH | 0.4640 INCHES NOMINAL | | SPECIAL FEATURES | 10 DEG SELF-ALIGNMENT IN EITHER DIRECTION,32 TO 40 PCT FULL OF SPECIFIED LUBRICANT | | SEAL QUANTITY | 2 | | STANDARD TOLERANCE DESIGNATION | AFBMA STD TOLERANCE FOR AIRFRAME NEEDLE BEARINGS | | STYLE DESIGNATOR | SPHERICAL ROLLER, DOUBLE CLOSURE, SELF ALIGNING | | SURFACE TREATMENT | CADMIUM ALL EXTERNAL/EXPOSED METAL SURFACES |
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