3110-00-871-0248 BEARING,ROLLER,AIRFRAME Index 3110-00-871-0250 CAM FOLLOWER,NEEDLE BEARING

National Stock Number:
3110-00-871-0249

Federal Supply Class:
3110

National Item Identification Number:
008710249

Description:
BEARING,BALL,ANNULAR

Detail:
A cylindrical device in which the inner or outer ring turns upon a single or double row of hardened balls which roll easily between the two rings, thus minimizing friction. For items with faces specially ground for duplex mounting see BEARING, BALL, DUPLEX. Excludes BEARING, BALL, AIRFRAME.


Manufacturer Information:
1023352418876U S ARMY AVIATION AND MISSILE COMMAND
1023352432828KAYDON CORPORATION
Y64KPP21335TIMKEN CO
1525500132828KAYDON CORPORATION
999999N03280064NAVAL SHIP SYSTEMS COMMAND
999999Z02180064NAVAL SHIP SYSTEMS COMMAND
Y64KPPCR21335TIMKEN CO
Y64KPPCRFS23521335TIMKEN CO


Techincal Specification:
BEARING SEAL TYPECONTACT
BORE DIAMETER3.9992 INCHES MINIMUM AND 4.0000 INCHES MAXIMUM
BORE SHAPESTRAIGHT
INTERNAL FIT-UP DESIGNATIONSTANDARD
LOAD DIRECTIONRADIAL
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATIONMIL-PRF-23827 MIL SPEC SINGLE MATERIAL RESPONSE
LUBRICATION MATERIALGREASE
MATERIALPLASTIC PHENOLIC RETAINER
MATERIALRUBBER SYNTHETIC SEAL
MATERIALSTEEL BALL
MATERIALSTEEL INNER RING
MATERIALSTEEL OUTER RING
OVERALL OUTSIDE DIAMETER5.1242 INCHES MINIMUM AND 5.1250 INCHES MAXIMUM
OVERALL WIDTH0.9950 INCHES MINIMUM AND 1.0000 INCHES MAXIMUM
SPECIAL FEATURESCADMIUM EXPOSED SURFACES AS MOUNTED
RETAINER FABRICATION METHODMACHINED
SEAL QUANTITY2
STYLE DESIGNATORNON-LOADING GROOVE, NON-SEPARABLE
SURFACE FINISHGROUND


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