3110-01-039-9778 BALL,BEARING Index 3120-01-039-9780 BUSHING,SLEEVE

National Stock Number:
3110-01-039-9779

Federal Supply Class:
3110

National Item Identification Number:
010399779

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:
DAT28-40A77896REXNORD INDUSTRIES, LLC


Techincal Specification:
BEARING SEAL TYPECONTACTCONTACT
BORE DIAMETER1.7182 INCHES MINIMUM AND 1.7182 INCHES MINIMUM AND 1.7190 INCHES MAXIMUM1.7190 INCHES MAXIMUM
INNER RING WIDTH0.8200 INCHES MINIMUM AND 0.8200 INCHES MINIMUM AND 0.8250 INCHES MAXIMUM0.8250 INCHES MAXIMUM
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATIONMIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSEMIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE
LUBRICATION MATERIALGREASEGREASE
OUTER RING WIDTH0.7050 INCHES MINIMUM AND 0.7050 INCHES MINIMUM AND 0.7100 INCHES MAXIMUM0.7100 INCHES MAXIMUM
OVERALL OUTSIDE DIAMETER2.5299 INCHES MINIMUM AND 2.5299 INCHES MINIMUM AND 2.5310 INCHES MAXIMUM2.5310 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-7420 MIL SPEC SINGLE MATERIAL RESPONSE INNER RINGMIL-S-7420 MIL SPEC SINGLE MATERIAL RESPONSE INNER RING
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-7420 MIL SPEC SINGLE MATERIAL RESPONSE OUTER RINGMIL-S-7420 MIL SPEC SINGLE MATERIAL RESPONSE OUTER RING
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-7420 MIL SPEC SINGLE MATERIAL RESPONSE ROLLERMIL-S-7420 MIL SPEC SINGLE MATERIAL RESPONSE ROLLER
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-763 MIL SPEC SINGLE MATERIAL RESPONSE SHIELDMIL-S-763 MIL SPEC SINGLE MATERIAL RESPONSE SHIELD
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-390 FED SPEC SINGLE MATERIAL RESPONSE RETAINERQQ-C-390 FED SPEC SINGLE MATERIAL RESPONSE RETAINER
MATERIALCOPPER ALLOY RETAINERCOPPER ALLOY RETAINER
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEAL
MATERIALSTEEL COMP 430 SHIELDSTEEL COMP 430 SHIELD
MATERIALSTEEL COMP E52100 INNER RINGSTEEL COMP E52100 INNER RING
MATERIALSTEEL COMP E52100 ROLLERSTEEL COMP E52100 ROLLER
MATERIALSTEEL COMP E52100 OUTER RINGSTEEL COMP E52100 OUTER RING
RETAINER FABRICATION METHODCASTCAST
SEAL QUANTITY22
SPECIAL FEATURESLUBRICATION HOLES AND GROOVE IN OUTER RING,5 DEG ALIGNMENT IN EITHER DIRECTIONLUBRICATION HOLES AND GROOVE IN OUTER RING,5 DEG ALIGNMENT IN EITHER DIRECTION
STYLE DESIGNATORCONCAVE ROLLERS, DOUBLE CLOSURE, SELF ALIGNINGCONCAVE ROLLERS, DOUBLE CLOSURE, SELF ALIGNING
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE ALL EXTERNAL/EXPOSED METAL SURFACESQQ-P-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE ALL EXTERNAL/EXPOSED METAL SURFACES
SURFACE TREATMENTCADMIUM ALL EXTERNAL/EXPOSED METAL SURFACESCADMIUM ALL EXTERNAL/EXPOSED METAL SURFACES


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