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National Stock Number:
3110-00-055-6307
Federal Supply Class:
3110
National Item Identification Number:
000556307
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:
| 905086-5 | 21335 | TIMKEN CO | | 905086-5 | 3NPS1 | RBC AIRCRAFT PRODUCTS, INC. | | 905086-5 | 93835 | PARKER-HANNIFIN CORP | | GDSRP5 | 21335 | TIMKEN CO | | GDSRP5FS428 | 21335 | TIMKEN CO | | GDSRP5FS428 | 3NPS1 | RBC AIRCRAFT PRODUCTS, INC. |
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Techincal Specification:
| MATERIAL | RUBBER SYNTHETIC SEAL | | MATERIAL | STEEL INNER RING | | MATERIAL | STEEL OUTER RING | | MATERIAL | STEEL ROLLER | | INNER RING WIDTH | 0.8120 INCHES NOMINAL | | PROPRIETARY CHARACTERISTICS | PACS | | OUTER RING WIDTH | 0.6560 INCHES NOMINAL | | OVERALL OUTSIDE DIAMETER | 1.2500 INCHES NOMINAL | | SEAL QUANTITY | 2 | | SPECIAL FEATURES | 10 DG SELF ALIGNMENT IN EITHER DIRECTION,LUBRICANT HOLE ANG GROOVE IN OUTER RING | | STANDARD TOLERANCE DESIGNATION | AFBMA STD TOLERANCE FOR AIRFRAME BALL BEARINGS | | STYLE DESIGNATOR | SPHERICAL ROLLER, DOUBLE CLOSURE, SELF ALIGNING | | SURFACE TREATMENT | CADMIUM ALL EXTERNAL/EXPOSED METAL SURFACES | | BEARING SEAL TYPE | CONTACT | | BORE DIAMETER | 0.3125 INCHES NOMINAL | | LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION | MIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE | | LUBRICATION MATERIAL | GREASE |
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