Precision Ball Bearings
Super Precision Bearings are designed to meet demanding needs of special applications including high accuracy, high rotational speed and high rigidity. Optimal materials and internal design, give super precision bearings the highest level of accuracy. NSK offers several types of super precision bearing, including the ROBUST series.
Product Features and Benefits:Optimum design - Achieved by computer simulation of temperature rise resulting from ball skid.Long life - Range of material specification including high quality ultra clean steel, extra pure and advanced material SHX patented by NSK.High accuracy - Rolling elements with precision class P2 series available in standard steel and ceramic material.Low Noise - Quieter running high-speed spindle featuring Spinshot II Lubrication System.Extension range of cage material options, available in high speed design including - brass, engineered polymer and phenolic.Optional seals available within the standard ISO envelope.Oligh rotational speed.Minimum friction and heat generation.Controlled rigidity
![2.362 Inch | 60 Millimeter x 5.118 Inch | 130 Millimeter x 2.441 Inch | 62 Millimeter TIMKEN 2MM312WI DUL Precision Ball Bearings](https://m.mezcalbrothers.com/uploaded_images/d63749-2-362-inch-60-millimeter-x-5-118-inch-130-millimeter-x-2-441-inch-62-millimeter-timken-2mm312wi-dul-precision-ball-bearings.jpg)
![2.165 Inch | 55 Millimeter x 4.724 Inch | 120 Millimeter x 2.283 Inch | 58 Millimeter TIMKEN 2MM311WI DUL Precision Ball Bearings](https://m.mezcalbrothers.com/uploaded_images/d63753-2-165-inch-55-millimeter-x-4-724-inch-120-millimeter-x-2-283-inch-58-millimeter-timken-2mm311wi-dul-precision-ball-bearings.jpg)
![1.969 Inch | 50 Millimeter x 4.331 Inch | 110 Millimeter x 2.126 Inch | 54 Millimeter TIMKEN 2MM310WI DUM Precision Ball Bearings](https://m.mezcalbrothers.com/uploaded_images/d63748-1-969-inch-50-millimeter-x-4-331-inch-110-millimeter-x-2-126-inch-54-millimeter-timken-2mm310wi-dum-precision-ball-bearings.jpg)
![1.772 Inch | 45 Millimeter x 3.937 Inch | 100 Millimeter x 0.984 Inch | 25 Millimeter TIMKEN 2MM309WI SUM Precision Ball Bearings](https://m.mezcalbrothers.com/uploaded_images/d63750-1-772-inch-45-millimeter-x-3-937-inch-100-millimeter-x-0-984-inch-25-millimeter-timken-2mm309wi-sum-precision-ball-bearings.jpg)
![1.772 Inch | 45 Millimeter x 3.937 Inch | 100 Millimeter x 1.969 Inch | 50 Millimeter TIMKEN 2MM309WI DUM Precision Ball Bearings](https://m.mezcalbrothers.com/uploaded_images/d63752-1-772-inch-45-millimeter-x-3-937-inch-100-millimeter-x-1-969-inch-50-millimeter-timken-2mm309wi-dum-precision-ball-bearings.jpg)
![1.772 Inch | 45 Millimeter x 3.937 Inch | 100 Millimeter x 1.969 Inch | 50 Millimeter TIMKEN 2MM309WI DUL Precision Ball Bearings](https://m.mezcalbrothers.com/uploaded_images/d63751-1-772-inch-45-millimeter-x-3-937-inch-100-millimeter-x-1-969-inch-50-millimeter-timken-2mm309wi-dul-precision-ball-bearings.jpg)
![1.772 Inch | 45 Millimeter x 3.937 Inch | 100 Millimeter x 1.969 Inch | 50 Millimeter TIMKEN 2MM309WI DUH Precision Ball Bearings](https://m.mezcalbrothers.com/uploaded_images/d63753-1-772-inch-45-millimeter-x-3-937-inch-100-millimeter-x-1-969-inch-50-millimeter-timken-2mm309wi-duh-precision-ball-bearings.jpg)
![1.772 Inch | 45 Millimeter x 3.937 Inch | 100 Millimeter x 0.984 Inch | 25 Millimeter TIMKEN 2MM309WI Precision Ball Bearings](https://m.mezcalbrothers.com/uploaded_images/d63749-1-772-inch-45-millimeter-x-3-937-inch-100-millimeter-x-0-984-inch-25-millimeter-timken-2mm309wi-precision-ball-bearings.jpg)
![3.937 Inch | 100 Millimeter x 7.087 Inch | 180 Millimeter x 2.677 Inch | 68 Millimeter TIMKEN 3MM220WI DUL Precision Ball Bearings](https://m.mezcalbrothers.com/uploaded_images/d63746-3-937-inch-100-millimeter-x-7-087-inch-180-millimeter-x-2-677-inch-68-millimeter-timken-3mm220wi-dul-precision-ball-bearings.jpg)
![4.331 Inch | 110 Millimeter x 7.874 Inch | 200 Millimeter x 1.496 Inch | 38 Millimeter TIMKEN 3MM222WI SUL Precision Ball Bearings](https://m.mezcalbrothers.com/uploaded_images/d63754-4-331-inch-110-millimeter-x-7-874-inch-200-millimeter-x-1-496-inch-38-millimeter-timken-3mm222wi-sul-precision-ball-bearings.jpg)