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
0.591 Inch \| 15 Millimeter x 1.378 Inch \| 35 Millimeter x 1.732 Inch \| 44 Millimeter TIMKEN MM15BS35 QUH Precision Ball Bearings	1.3750 in	2150 lbf	3.9375 in	1080 lbf
0.472 Inch \| 12 Millimeter x 1.26 Inch \| 32 Millimeter x 0.787 Inch \| 20 Millimeter TIMKEN MM12BS32 DUH Precision Ball Bearings	TIMKEN	MM12BS32 DUH	1 pcs	Negotiable
2.25 Inch \| 57.15 Millimeter x 4.75 Inch \| 120.65 Millimeter x 2.25 Inch \| 57.15 Millimeter TIMKEN MM115EX 250DU C1 Precision Ball Bearings	3.4375 in	Eccentric Collar	6.7200 in	Expansion Bearing (Floating)
3.937 Inch \| 100 Millimeter x 5.906 Inch \| 150 Millimeter x 3.15 Inch \| 80 Millimeter TIMKEN MM100BS150 QUH Precision Ball Bearings	0.5000 in	2150 lbf	2.5000 in	1080 lbf
3.937 Inch \| 100 Millimeter x 5.906 Inch \| 150 Millimeter x 1.575 Inch \| 40 Millimeter TIMKEN MM100BS150 DUH Precision Ball Bearings	0.7500 in	Sealed	0.5000 in	Hex
3.543 Inch \| 90 Millimeter x 6.299 Inch \| 160 Millimeter x 2.362 Inch \| 60 Millimeter SKF 7218 ACD/P4ADGC Precision Ball Bearings	3.4375 in	Powder Coat	Spherical Roller	Labyrnith non-contacting, non-purging seal with DuPont™ Teflon®
0.787 Inch \| 20 Millimeter x 1.457 Inch \| 37 Millimeter x 0.709 Inch \| 18 Millimeter TIMKEN 3MMC9304WI DUM Precision Ball Bearings	2.0000 in	2150 lbf	6.1875 in	1080 lbf
0.787 Inch \| 20 Millimeter x 1.457 Inch \| 37 Millimeter x 0.709 Inch \| 18 Millimeter TIMKEN 3MMC9304WI DUL Precision Ball Bearings	18.071-5	N	21.2550 in	Steel
0.669 Inch \| 17 Millimeter x 1.181 Inch \| 30 Millimeter x 1.102 Inch \| 28 Millimeter TIMKEN 3MMC9303WI QUM Precision Ball Bearings	1.8750 in	11800 lbf	5.6250 in	8120 lbf
0.669 Inch \| 17 Millimeter x 1.181 Inch \| 30 Millimeter x 0.551 Inch \| 14 Millimeter TIMKEN 3MMC9303WI DUM Precision Ball Bearings	40 mm	2990 kgf	102 mm	1830 kgf
0.669 Inch \| 17 Millimeter x 1.181 Inch \| 30 Millimeter x 1.102 Inch \| 28 Millimeter TIMKEN 3MMC9303WI QUL Precision Ball Bearings	1.0000 in	1-5/8 in	Round	1-1/8 in
0.669 Inch \| 17 Millimeter x 1.181 Inch \| 30 Millimeter x 0.551 Inch \| 14 Millimeter TIMKEN 3MMC9303WI DUL Precision Ball Bearings	17 mm	2150 lbf	90 mm	1080 lbf