Precision Ball Bearings
National Precision Bearing specializes in precision bearing solutions for aerospace, defense, medical, and industrial applications. NPB stocks deep groove ball bearings, angular contact bearings, miniature bearings, medical bearings, aviation instrument bearings, dental bearings, spherical bearings, rod end bearings, airframe control bearings, bushings, hydraulic cylinder bearings, needle bearings, double row bearings, ABEC 1, 3, 5, 7, 9 bearings, plastic bearings, DFARs Compliant Bearings, high-speed bearings, thin section bearings, thrust bearings, tapered roller bearings, stainless steel bearings, ceramic bearings, inch and metric bearings, fractured race spherical bearings, plain bearings, full compliment bearings, and bearing installation tools. In addition to bearings, bushings and installation tools, National Precision Bearing also offers relubrication and packaging services in a ISO Class 6 (Class 1000) cleanroom.
![1.772 Inch | 45 Millimeter x 2.677 Inch | 68 Millimeter x 1.89 Inch | 48 Millimeter TIMKEN 3MMC9309WI QUM Precision Ball Bearings](https://m.starlasandals.com/uploaded_images/d63747-1-772-inch-45-millimeter-x-2-677-inch-68-millimeter-x-1-89-inch-48-millimeter-timken-3mmc9309wi-qum-precision-ball-bearings.jpg)
![2.756 Inch | 70 Millimeter x 4.331 Inch | 110 Millimeter x 3.15 Inch | 80 Millimeter TIMKEN 3MMV9114HXQULFS637 Precision Ball Bearings](https://m.starlasandals.com/uploaded_images/d63745-2-756-inch-70-millimeter-x-4-331-inch-110-millimeter-x-3-15-inch-80-millimeter-timken-3mmv9114hxqulfs637-precision-ball-bearings.jpg)
![3.15 Inch | 80 Millimeter x 4.921 Inch | 125 Millimeter x 0.866 Inch | 22 Millimeter TIMKEN 3MMV9116HXVVSUMFS637 Precision Ball Bearings](https://m.starlasandals.com/uploaded_images/d63749-3-15-inch-80-millimeter-x-4-921-inch-125-millimeter-x-0-866-inch-22-millimeter-timken-3mmv9116hxvvsumfs637-precision-ball-bearings.jpg)
![2.756 Inch | 70 Millimeter x 4.331 Inch | 110 Millimeter x 0.787 Inch | 20 Millimeter TIMKEN 3MMV9114HX SUL Precision Ball Bearings](https://m.starlasandals.com/uploaded_images/d63750-2-756-inch-70-millimeter-x-4-331-inch-110-millimeter-x-0-787-inch-20-millimeter-timken-3mmv9114hx-sul-precision-ball-bearings.jpg)
- 2.756 Inch | 70 Millimeter x 4.331 Inch | 110 Millimeter x 0.787 Inch | 20 Millimeter TIMKEN 3MMV9114HX SUL Precision Ball Bearings
- 4 Bolt Pillow Block;
- Double Lip Viton
![3.15 Inch | 80 Millimeter x 4.921 Inch | 125 Millimeter x 0.866 Inch | 22 Millimeter TIMKEN 3MMV9116HXVVSULFS637 Precision Ball Bearings](https://m.starlasandals.com/uploaded_images/d63746-3-15-inch-80-millimeter-x-4-921-inch-125-millimeter-x-0-866-inch-22-millimeter-timken-3mmv9116hxvvsulfs637-precision-ball-bearings.jpg)
![2.756 Inch | 70 Millimeter x 4.331 Inch | 110 Millimeter x 1.575 Inch | 40 Millimeter TIMKEN 3MMV9114HX DUL Precision Ball Bearings](https://m.starlasandals.com/uploaded_images/d63748-2-756-inch-70-millimeter-x-4-331-inch-110-millimeter-x-1-575-inch-40-millimeter-timken-3mmv9114hx-dul-precision-ball-bearings.jpg)
![3.15 Inch | 80 Millimeter x 4.921 Inch | 125 Millimeter x 1.732 Inch | 44 Millimeter TIMKEN 3MMV9116HXVVDUMFS637 Precision Ball Bearings](https://m.starlasandals.com/uploaded_images/d63752-3-15-inch-80-millimeter-x-4-921-inch-125-millimeter-x-1-732-inch-44-millimeter-timken-3mmv9116hxvvdumfs637-precision-ball-bearings.jpg)
- 3.15 Inch | 80 Millimeter x 4.921 Inch | 125 Millimeter x 1.732 Inch | 44 Millimeter TIMKEN 3MMV9116HXVVDUMFS637 Precision Ball Bearings
- 2 Bolt Flange Block;
- 3.6 Inch | 90.5 Mill
![2.559 Inch | 65 Millimeter x 3.937 Inch | 100 Millimeter x 0.709 Inch | 18 Millimeter TIMKEN 3MMV9113HXVVSUMFS637 Precision Ball Bearings](https://m.starlasandals.com/uploaded_images/d63753-2-559-inch-65-millimeter-x-3-937-inch-100-millimeter-x-0-709-inch-18-millimeter-timken-3mmv9113hxvvsumfs637-precision-ball-bearings.jpg)
![2.559 Inch | 65 Millimeter x 3.937 Inch | 100 Millimeter x 1.417 Inch | 36 Millimeter TIMKEN 3MMV9113HXVVDUMFS934 Precision Ball Bearings](https://m.starlasandals.com/uploaded_images/d63753-2-559-inch-65-millimeter-x-3-937-inch-100-millimeter-x-1-417-inch-36-millimeter-timken-3mmv9113hxvvdumfs934-precision-ball-bearings.jpg)
- 2.559 Inch | 65 Millimeter x 3.937 Inch | 100 Millimeter x 1.417 Inch | 36 Millimeter TIMKEN 3MMV9113HXVVDUMFS934 Precision Ball Bearings
- 2 Bolt Pillow Block
- 2.688 Inch | 68.275