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National Stock Number:
3110-01-065-2676
Federal Supply Class:
3110
National Item Identification Number:
010652676
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:
| AS28915 | 0U583 | SAE INTERNATIONAL | | AS28915 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | | MS28915-20C | 0U583 | SAE INTERNATIONAL | | DAT20-30A | 77896 | REXNORD INDUSTRIES, LLC | | DAT20-30A-41 | 77896 | REXNORD INDUSTRIES, LLC | | DT20A | 77896 | REXNORD INDUSTRIES, LLC | | MS28915-20C | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | | SAE AS28915 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | | MS28915-20C | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
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Techincal Specification:
| MATERIAL | STEEL COMP E52100 INNER RING | | STEEL COMP E52100 OUTER RING | | STEEL COMP 4140 OR | | COPPER ALLOY RETAINER | | STEEL COMP E52100 ROLLER | | RUBBER SYNTHETIC SEAL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-7420 MIL SPEC SINGLE MATERIAL RESPONSE INNER RING | | MIL-S-7420 MIL SPEC SINGLE MATERIAL RESPONSE OUTER RING | | MIL-S-7420 MIL SPEC 1ST MATERIAL RESPONSE OR | | QQ-C-390 FED SPEC 2ND MATERIAL RESPONSE RETAINER | | MIL-S-7420 MIL SPEC SINGLE MATERIAL RESPONSE ROLLER | | STYLE DESIGNATOR | CONCAVE ROLLERS, DOUBLE CLOSURE, SELF ALIGNING | | BORE DIAMETER | 1.2492 INCHES MINIMUM AND | | 1.2500 INCHES MAXIMUM | | OVERALL OUTSIDE DIAMETER | 1.8740 INCHES MINIMUM AND | | 1.8750 INCHES MAXIMUM | | OUTER RING WIDTH | 0.4450 INCHES MINIMUM AND | | 0.4500 INCHES MAXIMUM | | INNER RING WIDTH | 0.4950 INCHES MINIMUM AND | | 0.5000 INCHES MAXIMUM | | SURFACE TREATMENT | CADMIUM OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE 1,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION | MIL-G-81322 MIL SPEC SINGLE MATERIAL RESPONSE | | SEAL QUANTITY | 2 | | BEARING SEAL TYPE | CONTACT | | LUBRICATION MATERIAL | GREASE |
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