3040-00-522-8950 GEARSHAFT,SPUR Index 1730-00-522-8960 TRAILER,AMMUNITION LOADING-TRANS

National Stock Number:
3110-00-522-8952

Federal Supply Class:
3110

National Item Identification Number:
005228952

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:
39381-2977896REXNORD INDUSTRIES, LLC
DAT76-102A1-50177896REXNORD INDUSTRIES, LLC
DAT76-102A1-501F7527I.S.O. ROULEMENTS
YD120F77896REXNORD INDUSTRIES, LLC


Techincal Specification:
BEARING SEAL TYPECONTACT
BORE DIAMETER4.7490 INCHES MINIMUM AND 4.7500 INCHES MAXIMUM
INNER RING WIDTH1.3390 INCHES MINIMUM AND 2.3440 INCHES MAXIMUM
LUBRICATION MATERIALGREASE
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATIONMIL-G-81322 MIL SPEC SINGLE MATERIAL RESPONSE
OUTER RING WIDTH1.2450 INCHES MINIMUM AND 1.2500 INCHES MAXIMUM
OVERALL OUTSIDE DIAMETER6.3430 INCHES MINIMUM AND 6.3440 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-7420 MIL SPEC SINGLE MATERIAL RESPONSE INNER RING
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-7420 MIL SPEC SINGLE MATERIAL RESPONSE OUTER RING
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-7420 MIL SPEC SINGLE MATERIAL RESPONSE ROLLER
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-390 FED SPEC SINGLE MATERIAL RESPONSE RETAINER
MATERIALCOPPER ALLOY RETAINER
MATERIALPLASTIC PHENOLIC AND GLASS SEAL
MATERIALSTEEL COMP E52100 INNER RING
MATERIALSTEEL COMP E52100 OUTER RING
MATERIALSTEEL COMP E52100 ROLLER
MATERIALSTEEL CORROSION RESISTING SHIELD
SPECIAL FEATURES6000 TO 8000 LBS RADIAL PRELOAD; 8 LUBE HOLES; ONE LUBE GROOVE IN OD OF OUTER RING; OPERATING TEMP RANGE MINUS 65 DEG F TO 500 DEG F; 1-1/2 DEG SELF ALIGNMENT IN EITHER DIRESTION
RETAINER FABRICATION METHODMACHINED
SEAL QUANTITY2
SHIELD QUANTITY2
STYLE DESIGNATORCONCAVE 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 SURFACES
SURFACE TREATMENTCADMIUM ALL EXTERNAL/EXPOSED METAL SURFACES


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