Precision Ball Bearings
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.
![5.906 Inch | 150 Millimeter x 8.858 Inch | 225 Millimeter x 4.134 Inch | 105 Millimeter TIMKEN 2MM9130WI TUL Precision Ball Bearings](https://m.tg-kunststofftechnik.com/uploaded_images/d61596-5-906-inch-150-millimeter-x-8-858-inch-225-millimeter-x-4-134-inch-105-millimeter-timken-2mm9130wi-tul-precision-ball-bearings.jpg)
![1.575 Inch | 40 Millimeter x 2.677 Inch | 68 Millimeter x 1.181 Inch | 30 Millimeter SKF 7008 ACD/P4ADGA Precision Ball Bearings](https://m.tg-kunststofftechnik.com/uploaded_images/d61593-1-575-inch-40-millimeter-x-2-677-inch-68-millimeter-x-1-181-inch-30-millimeter-skf-7008-acd-p4adga-precision-ball-bearings.jpg)
![0.984 Inch | 25 Millimeter x 1.85 Inch | 47 Millimeter x 1.89 Inch | 48 Millimeter TIMKEN 3MM9105WI QUL Precision Ball Bearings](https://m.tg-kunststofftechnik.com/uploaded_images/d61595-0-984-inch-25-millimeter-x-1-85-inch-47-millimeter-x-1-89-inch-48-millimeter-timken-3mm9105wi-qul-precision-ball-bearings.jpg)
![1.772 Inch | 45 Millimeter x 3.346 Inch | 85 Millimeter x 1.496 Inch | 38 Millimeter SKF 7209 ACD/P4ADGB Precision Ball Bearings](https://m.tg-kunststofftechnik.com/uploaded_images/d61597-1-772-inch-45-millimeter-x-3-346-inch-85-millimeter-x-1-496-inch-38-millimeter-skf-7209-acd-p4adgb-precision-ball-bearings.jpg)