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 ball bearings are used for high precision applications in a variety of markets, including aerospace, health, machine tool, robotics and general industry. MM/MMV (Machine Tool Bearings) Super precision bearings manufactured to MM/MMV tolerances combine the accuracy and performance of ABEC 9/ISO P2 with the non-critical features of ABEC 7/ISO P4 levels for cost effectiveness.

 

 


 

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 3MM9110WI SUL Precision Ball Bearings Needle Roller Bearin Needle Non Thrust Ro Not Applicable LRT283220
2.165 Inch | 55 Millimeter x 3.543 Inch | 90 Millimeter x 1.417 Inch | 36 Millimeter TIMKEN 3MM9111WI DUM Precision Ball Bearings Yes Open B04270 ABEC 3 | ISO P6
1.969 Inch | 50 Millimeter x 3.15 Inch | 80 Millimeter x 1.89 Inch | 48 Millimeter TIMKEN 3MM9110WI TUH Precision Ball Bearings Mounted Units & 0.0 N/A 0.708
6.693 Inch | 170 Millimeter x 10.236 Inch | 260 Millimeter x 3.307 Inch | 84 Millimeter TIMKEN 2MM9134WI DUL Precision Ball Bearings REXNORD Spherical Roller Bea Not Specified 0.0
1.969 Inch | 50 Millimeter x 3.15 Inch | 80 Millimeter x 1.89 Inch | 48 Millimeter TIMKEN 3MM9110WI TUL Precision Ball Bearings 0080067511164 N/A M06110 7.082
1.969 Inch | 50 Millimeter x 3.15 Inch | 80 Millimeter x 0.63 Inch | 16 Millimeter TIMKEN 3MM9110WI SUH Precision Ball Bearings Medium 0.2 1.575 Inch | 40 Mill Open
1.969 Inch | 50 Millimeter x 3.15 Inch | 80 Millimeter x 0.63 Inch | 16 Millimeter TIMKEN 3MM9110WI SUM Precision Ball Bearings Bearings 118 mm TIMKEN N/A
1.969 Inch | 50 Millimeter x 3.15 Inch | 80 Millimeter x 2.52 Inch | 64 Millimeter TIMKEN 3MM9110WI QUH Precision Ball Bearings 0.078 0.0 SCHAEFFLER GROUP N/A
1.969 Inch | 50 Millimeter x 3.15 Inch | 80 Millimeter x 1.26 Inch | 32 Millimeter TIMKEN 3MM9110WI DUM Precision Ball Bearings MU000 Contact Insert Bearings Sphe 0.07
1.969 Inch | 50 Millimeter x 3.15 Inch | 80 Millimeter x 1.26 Inch | 32 Millimeter TIMKEN 3MM9110WI DUL Precision Ball Bearings Single Row Ball Bear 2.953 Inch | 75 Mill Steel Metric
1.969 Inch | 50 Millimeter x 3.15 Inch | 80 Millimeter x 1.26 Inch | 32 Millimeter TIMKEN 3MM9110WI DUH Precision Ball Bearings Single Row | Angular 1 Rib Inner Ring and 1.26 Inch | 32 Milli Thrust
6.693 Inch | 170 Millimeter x 10.236 Inch | 260 Millimeter x 3.307 Inch | 84 Millimeter TIMKEN 2MM9134WI DUH Precision Ball Bearings CONSOLIDATED BEARING 0.0 N/A Roller Bearings
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