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
2.756 Inch | 70 Millimeter x 4.331 Inch | 110 Millimeter x 0.787 Inch | 20 Millimeter TIMKEN 3MMVC9114HX SUL Precision Ball Bearings 0.0 Bearings 0 TIMKEN
1.378 Inch | 35 Millimeter x 2.441 Inch | 62 Millimeter x 1.102 Inch | 28 Millimeter TIMKEN 3MMVC9107HXVVDUMFS637 Precision Ball Bearings Pillow Block Bearing 2 Cast Iron 4.125 Inch | 104.775
2.756 Inch | 70 Millimeter x 4.331 Inch | 110 Millimeter x 1.575 Inch | 40 Millimeter TIMKEN 3MMVC9114HX DUL Precision Ball Bearings 4 Inch | 101.6 Milli Flange Block Bearing Double Row | Double Yes
2.559 Inch | 65 Millimeter x 3.937 Inch | 100 Millimeter x 0.709 Inch | 18 Millimeter TIMKEN 3MMVC9113HXVVSUMFS934 Precision Ball Bearings NTN N/A 0.9 Bearings
2.559 Inch | 65 Millimeter x 3.937 Inch | 100 Millimeter x 0.709 Inch | 18 Millimeter TIMKEN 3MMVC9113HXVVSUMFS637 Precision Ball Bearings 0 Inch | 0 Millimete Bearing 1.25 Inch | 31.75 Mi 1.563 Inch | 39.69 M
1.378 Inch | 35 Millimeter x 2.441 Inch | 62 Millimeter x 0.551 Inch | 14 Millimeter TIMKEN 3MMVC9107HXVVSUMFS637 Precision Ball Bearings Cam Follower and Tra SMITH BEARING Sealed 2.5 Inch | 63.5 Mill
1.378 Inch | 35 Millimeter x 2.441 Inch | 62 Millimeter x 0.551 Inch | 14 Millimeter TIMKEN 3MMVC9107HXVVSULFS934 Precision Ball Bearings RBEC 1 | ISO P0 Yes B04144 High Capacity | 2 Ri
2.559 Inch | 65 Millimeter x 3.937 Inch | 100 Millimeter x 0.709 Inch | 18 Millimeter TIMKEN 3MMVC9113HXVVSULFS934 Precision Ball Bearings ASAHI BEARINGS N/A 0808250465439 M06110
2.559 Inch | 65 Millimeter x 3.937 Inch | 100 Millimeter x 0.709 Inch | 18 Millimeter TIMKEN 3MMVC9113HXVVSULFS637 Precision Ball Bearings 0.0 NTN M06288 N/A
1.378 Inch | 35 Millimeter x 2.441 Inch | 62 Millimeter x 1.102 Inch | 28 Millimeter TIMKEN 3MMVC9107HXVVDUMFS934 Precision Ball Bearings 0.001 FAG BEARING SCHAEFFLER GROUP Bearings
1.378 Inch | 35 Millimeter x 2.441 Inch | 62 Millimeter x 0.551 Inch | 14 Millimeter TIMKEN 3MMVC9107HXVVSULFS637 Precision Ball Bearings B04144 0.0 N/A FAG BEARING
1.378 Inch | 35 Millimeter x 2.441 Inch | 62 Millimeter x 1.102 Inch | 28 Millimeter TIMKEN 3MMVC9107HXVVDULFS934 Precision Ball Bearings BUNTING BEARINGS B04264 BUNTING BEARING CORP Bearings
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