Precision Ball Bearings

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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
High rotational speed

1.378 Inch | 35 Millimeter x 2.835 Inch | 72 Millimeter x 0.669 Inch | 17 Millimeter SKF 7207 CDGB/P4A Precision Ball Bearings

Open Type 39.5
4800 Steel

3.543 Inch | 90 Millimeter x 4.921 Inch | 125 Millimeter x 0.709 Inch | 18 Millimeter SKF 71918 CDGA/P4A Precision Ball Bearings

Steel 662939024472
SAF 634;SAFS 63 5.9375 in

0.787 Inch | 20 Millimeter x 1.85 Inch | 47 Millimeter x 0.812 Inch | 20.62 Millimeter TIMKEN MW204PP FS57658B Precision Ball Bearings

28000 Two Rubber Seals
5mm 34000

1.181 Inch | 30 Millimeter x 2.165 Inch | 55 Millimeter x 1.024 Inch | 26 Millimeter TIMKEN 3MMC9106WI DUM Precision Ball Bearings

3.1094 in 5600 lbf
0.2500 in Set Screw

1.181 Inch | 30 Millimeter x 2.165 Inch | 55 Millimeter x 2.047 Inch | 52 Millimeter TIMKEN 3MMC9106WI QUH Precision Ball Bearings

0.875 in Alloy Steel Heat Tre
0.281 in Precision
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