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. Minimum friction and heat generation.Controlled rigidity

Bearing Number	Bore Dia	Outer DIa	Width	Size
2.165 Inch \| 55 Millimeter x 3.15 Inch \| 80 Millimeter x 1.024 Inch \| 26 Millimeter SKF 71911 CE/HCP4ADBA Precision Ball Bearings	0.5000 in	3-11/16 in	2.0000 in	3-1/2 in
2.165 Inch \| 55 Millimeter x 3.15 Inch \| 80 Millimeter x 0.512 Inch \| 13 Millimeter SKF 71911 CDGB/P4A Precision Ball Bearings	1.2500 in	4410 lbf	3.5625 in	2540 lbf
0.669 Inch \| 17 Millimeter x 1.85 Inch \| 47 Millimeter x 2.362 Inch \| 60 Millimeter TIMKEN MM17BS47 QUH Precision Ball Bearings	0.5000 in	2150 lbf	3.0000 in	1080 lbf
0.669 Inch \| 17 Millimeter x 1.575 Inch \| 40 Millimeter x 0.472 Inch \| 12 Millimeter TIMKEN MM203K Precision Ball Bearings	16 mm	Open	11 mm	3800 N
0.669 Inch \| 17 Millimeter x 1.85 Inch \| 47 Millimeter x 1.181 Inch \| 30 Millimeter TIMKEN MM17BS47 DUM Precision Ball Bearings	1.2500 in	9150 lbf	3.5433 in	5380 lbf
0.669 Inch \| 17 Millimeter x 1.85 Inch \| 47 Millimeter x 1.181 Inch \| 30 Millimeter TIMKEN MM17BS47 DUH Precision Ball Bearings	2.0000 in	Cast Iron	12 in	Setscrew
0.669 Inch \| 17 Millimeter x 1.575 Inch \| 40 Millimeter x 1.89 Inch \| 48 Millimeter TIMKEN MM17BS40 QUH Precision Ball Bearings	Machined Bearing with Inner Ring	Lubrication Groove & Hole	3.0000 in	83500 lbs
0.669 Inch \| 17 Millimeter x 1.575 Inch \| 40 Millimeter x 0.945 Inch \| 24 Millimeter TIMKEN MM17BS40 DUH Precision Ball Bearings	1.1875 in	1-7/8 in	Round	1-1/4 in
3.5 Inch \| 88.9 Millimeter x 6.313 Inch \| 160.35 Millimeter x 3 Inch \| 76.2 Millimeter TIMKEN MM165EX 200 DU Precision Ball Bearings	3.5000 in	3.4100 in	13.5000 in	Non-Expansion Bearing (Fixed)
3.5 Inch \| 88.9 Millimeter x 6.313 Inch \| 160.35 Millimeter x 3 Inch \| 76.2 Millimeter TIMKEN MM165EX 400DU Precision Ball Bearings	35 mm	2150 lbf	100 mm	1080 lbf
0.472 Inch \| 12 Millimeter x 1.26 Inch \| 32 Millimeter x 1.575 Inch \| 40 Millimeter TIMKEN MM12BS32 QUH Precision Ball Bearings	40 mm	79000 N	90 mm	Not Rated
0.591 Inch \| 15 Millimeter x 1.378 Inch \| 35 Millimeter x 0.866 Inch \| 22 Millimeter TIMKEN MM15BS35 DUH Precision Ball Bearings	85 mm	3.7500 in	12.3000 in	Non-Expansion Bearing (Fixed)