3110-01-301-7887 BEARING,BALL,ANNULAR Index 3110-01-301-7889 BEARING,ROLLER,TAPERED

National Stock Number:
3110-01-301-7888

Federal Supply Class:
3110

National Item Identification Number:
013017888

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:
B-2389-87-567121MCELROY MARINE MACHINERY
MB-35-2 1/20SBD3MB MFG INC
MB-35-2 1/292563MCGILL MANUFACTURING CO, INC


Techincal Specification:
BEARING SEAL TYPECONTACT
BORE DIAMETER2.5000 INCHES NOMINAL
BORE SHAPESTRAIGHT
FEATURES PROVIDEDALIGNING RING
INNER RING WIDTH2.0781 INCHES NOMINAL
INTERNAL FIT-UP DESIGNATIONSTANDARD
LOAD DIRECTIONRADIAL
MATERIALPLASTIC POLYTETRAFLUOROETHYLENE SEAL
MATERIALSTEEL BALL
MATERIALSTEEL INNER RING
MATERIALSTEEL OUTER RING
MATERIALSTEEL RETAINER
OUTER RING WIDTH1.1562 INCHES NOMINAL
OVERALL OUTSIDE DIAMETER4.9213 INCHES NOMINAL
RETAINER FABRICATION METHODPRESSED
SEAL QUANTITY1
STYLE DESIGNATORSINGLE ROW BALL, EXTERNAL ALIGNING RING, INNER RING EXTENDED BOTH SIDES, WITH SETSCREW IN INNER RING
SURFACE FINISHGROUND


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