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National Stock Number:
3110-01-417-1437
Federal Supply Class:
3110
National Item Identification Number:
014171437
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:
| SA4-12A1-501 | 77896 | REXNORD INDUSTRIES, LLC |
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Techincal Specification:
| MATERIAL | STEEL COMP E52100 INNER RING | | STEEL COMP E52100 OUTER RING | | STEEL RETAINER | | STEEL COMP E52100 ROLLER | | PLASTIC POLYTETRAFLUOROETHYLENE SEAL | | STEEL COMP 430 SHIELD | | STYLE DESIGNATOR | CONCAVE ROLLER, DOUBLE CLOSURE, SELF ALIGNING | | BORE DIAMETER | 0.2495 INCHES MINIMUM AND | | 0.2501 INCHES MAXIMUM | | OVERALL OUTSIDE DIAMETER | 0.7492 INCHES MINIMUM AND | | 0.7503 INCHES MAXIMUM | | OUTER RING WIDTH | 0.2450 INCHES MINIMUM AND | | 0.2500 INCHES MAXIMUM | | INNER RING WIDTH | 0.3080 INCHES MINIMUM AND | | 0.3130 INCHES MAXIMUM |
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