3110-00-871-0246 BEARING,ROLLER,ROD END Index 3110-00-871-0249 BEARING,BALL,ANNULAR

National Stock Number:
3110-00-871-0248

Federal Supply Class:
3110

National Item Identification Number:
008710248

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.


Manufacturer Information:
BR677896REXNORD INDUSTRIES, LLC
DAS6-23A77896REXNORD INDUSTRIES, LLC


Techincal Specification:
MATERIALSTEEL COMP E52100 INNER RING
STEEL COMP 4140 LOCKING COLLAR
STEEL COMP E52100 OUTER RING
COPPER ALLOY RETAINER
STEEL COMP E52100 ROLLER
RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEAL
STEEL COMP 430 SHIELD
STEEL COMP 4140 SLEEVE
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-7420 FED SPEC SINGLE MATERIAL RESPONSE INNER RING
AMS 6382 ASSN STD SINGLE MATERIAL RESPONSE LOCKING COLLAR
MIL-S-7420 FED SPEC SINGLE MATERIAL RESPONSE OUTER RING
QQ-C-390 FED SPEC SINGLE MATERIAL RESPONSE RETAINER
MIL-S-7420 FED SPEC SINGLE MATERIAL RESPONSE ROLLER
QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE SHIELD
AMS 6382 ASSN STD SINGLE MATERIAL RESPONSE SLEEVE
STYLE DESIGNATORCONCAVE ROLLERS, DOUBLE CLOSURE, SELF ALIGNING
BORE DIAMETER0.3745 INCHES MINIMUM AND
0.3750 INCHES MAXIMUM
OVERALL OUTSIDE DIAMETER1.4370 INCHES MINIMUM AND
1.4375 INCHES MAXIMUM
OUTER RING WIDTH0.7500 INCHES NOMINAL
INNER RING WIDTH0.9320 INCHES MINIMUM AND
0.9370 INCHES MAXIMUM
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATIONMIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE
RETAINER FABRICATION METHODCAST
SEAL QUANTITY2
BEARING SEAL TYPECONTACT
SPECIAL FEATURES10 DEG SELF-ALIGNMENT IN EITHER DIRECTION,LUB HOLES AND GROOVE IN OD OF OUTER RING,HEAT TREATED SLEEVE AND COLLARS IN INNER RING,RADIAL CLEARANCE 0.0006 IN. MIN,0.0014 IN. MAX
LUBRICATION MATERIALGREASE


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