Precision Ball Bearings

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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

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.

Bearing Number	Bore Dia	Outer DIa	Width	Size
1.378 Inch \| 35 Millimeter x 2.441 Inch \| 62 Millimeter x 1.102 Inch \| 28 Millimeter TIMKEN 3MMC9107WI DUH Precision Ball Bearings	1.2500 in	4410 lbf	3.5625 in	2540 lbf
2.953 Inch \| 75 Millimeter x 4.528 Inch \| 115 Millimeter x 0.787 Inch \| 20 Millimeter TIMKEN 2MMC9115WI SUL Precision Ball Bearings	50 mm	Set Screw	305 mm	673 mm
1.181 Inch \| 30 Millimeter x 2.165 Inch \| 55 Millimeter x 1.535 Inch \| 39 Millimeter TIMKEN 3MMC9106WI TUM Precision Ball Bearings	1-3/4 in	Non-Expansion Bearing (Fixed)	3.8900 in	Labyrinth with Flinger
2.953 Inch \| 75 Millimeter x 4.528 Inch \| 115 Millimeter x 3.15 Inch \| 80 Millimeter TIMKEN 2MMC9115WI QUH Precision Ball Bearings	2.1875 in	Contact Seal	7.2500 in	Closed
2.953 Inch \| 75 Millimeter x 4.528 Inch \| 115 Millimeter x 2.362 Inch \| 60 Millimeter TIMKEN 2MMC9115WI TUH Precision Ball Bearings	Cylindrical Roller Bearing	0.0	N/A	5.361
2.953 Inch \| 75 Millimeter x 4.528 Inch \| 115 Millimeter x 2.362 Inch \| 60 Millimeter TIMKEN 2MMC9115WI TUL Precision Ball Bearings	25 mm	2170 kgf	88.9 mm	1120 kgf
1.181 Inch \| 30 Millimeter x 2.165 Inch \| 55 Millimeter x 1.535 Inch \| 39 Millimeter TIMKEN 3MMC9106WI TUL Precision Ball Bearings	2.5000 in	3.2500 in	10.2500 in	Non-Expansion Bearing (Fixed)
2.953 Inch \| 75 Millimeter x 4.528 Inch \| 115 Millimeter x 3.15 Inch \| 80 Millimeter TIMKEN 2MMC9115WI QUM Precision Ball Bearings	35 mm	Contact with Flinger	105 mm	42.9 mm
1.181 Inch \| 30 Millimeter x 2.165 Inch \| 55 Millimeter x 0.512 Inch \| 13 Millimeter TIMKEN 3MMC9106WI SUH Precision Ball Bearings	Bearings	0.0	N/A	2.1
1.181 Inch \| 30 Millimeter x 2.165 Inch \| 55 Millimeter x 0.512 Inch \| 13 Millimeter TIMKEN 3MMC9106WI SUL Precision Ball Bearings	3.1511 in	W16	3.15 in	ASK
3.937 Inch \| 100 Millimeter x 5.906 Inch \| 150 Millimeter x 1.89 Inch \| 48 Millimeter TIMKEN 2MMC9120WI DUL Precision Ball Bearings	0.6250 in	1000 lb	1.3440 in	Grease
3.543 Inch \| 90 Millimeter x 5.512 Inch \| 140 Millimeter x 2.835 Inch \| 72 Millimeter TIMKEN 2MMC9118WITULFS934 Precision Ball Bearings	90 mm	350000 N	190 mm	Not Rated