Precision Ball Bearings

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National Precision Bearing specializes in precision inch and metric ball bearings for miniature, aircraft and industrial applications. Aviation instrument bearings and dental bearings are extensively stocked. ABEC 3, 5, and 7 grade miniature bearings are available to support your needs.

 

Precision ball bearings are used for high precision applications in a variety of markets, including aerospace, health, machine tool, robotics and general industry.Precision balls are used in critical aeronautical bearings, guidance system balls for space and military applications, precision valves, automotive bearings and other applications where higher precision is necessary. Precision balls are defined by grade: The lower the number of the grade, the more precision to which the ball is manufactured.

 

 

 

Bearing Number Bore Dia Outer DIa Width Size
1.969 Inch | 50 Millimeter x 3.15 Inch | 80 Millimeter x 0.63 Inch | 16 Millimeter TIMKEN 3MMVC9110HXVVSULFS934 Precision Ball Bearings 0.0 GARLOCK BEARINGS GGB 0.043 N/A
1.969 Inch | 50 Millimeter x 3.15 Inch | 80 Millimeter x 0.63 Inch | 16 Millimeter TIMKEN 3MMVC9110HXVVSULFS637 Precision Ball Bearings LJ2.1/4J B00308 No N/A
1.969 Inch | 50 Millimeter x 3.15 Inch | 80 Millimeter x 1.26 Inch | 32 Millimeter TIMKEN 3MMVC9110HXVVDUMFS934 Precision Ball Bearings Maximum of +250 4500 r/min With Flanges 7316577117366
0.472 Inch | 12 Millimeter x 1.102 Inch | 28 Millimeter x 0.63 Inch | 16 Millimeter TIMKEN 3MMVC9101HX DUL Precision Ball Bearings INGERSOLL RAND 0.0 Ball Bearings INGERSOLL RAND CO. L
0.472 Inch | 12 Millimeter x 1.102 Inch | 28 Millimeter x 0.315 Inch | 8 Millimeter TIMKEN 3MMVC9101HX SUL Precision Ball Bearings 0.0 12.8 Inch | 325.1 Mi 6 Bolt Round Flange QM INDUSTRIES
0.472 Inch | 12 Millimeter x 1.102 Inch | 28 Millimeter x 0.63 Inch | 16 Millimeter TIMKEN 3MMVC9101HX DUM Precision Ball Bearings N/A Mounted Cartridge Un M06110 UCC31651
5.512 Inch | 140 Millimeter x 7.48 Inch | 190 Millimeter x 0.945 Inch | 24 Millimeter TIMKEN 3MMV9328HX SUM Precision Ball Bearings Pillow Block Pillow Block Single Lip Contact 13.5 Inch | 342.9Mil
4.724 Inch | 120 Millimeter x 6.496 Inch | 165 Millimeter x 0.866 Inch | 22 Millimeter TIMKEN 3MMV9324HXVVSULFS637 Precision Ball Bearings N/A Bearings 0.01 B04334
4.724 Inch | 120 Millimeter x 6.496 Inch | 165 Millimeter x 1.732 Inch | 44 Millimeter TIMKEN 3MMV9324HX DUM Precision Ball Bearings N/A BUNTING BEARINGS Bearings B04264
4.331 Inch | 110 Millimeter x 5.906 Inch | 150 Millimeter x 0.787 Inch | 20 Millimeter TIMKEN 3MMV9322HXVVSULFS637 Precision Ball Bearings 6.633 DODGE Mounted Units & 0.0
4.331 Inch | 110 Millimeter x 5.906 Inch | 150 Millimeter x 1.575 Inch | 40 Millimeter TIMKEN 3MMV9322HX DUL Precision Ball Bearings B04311 N/A 0.0 SCHAEFFLER GROUP
3.937 Inch | 100 Millimeter x 5.512 Inch | 140 Millimeter x 0.787 Inch | 20 Millimeter TIMKEN 3MMV9320HXVVSULFS934 Precision Ball Bearings SKF 28 kN 17 mm Steel
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