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
3.15 Inch | 80 Millimeter x 4.921 Inch | 125 Millimeter x 1.732 Inch | 44 Millimeter TIMKEN 2MMC9116WI DUL Precision Ball Bearings 1.2500 in 7530 lbf 4.0000 in 4320 lbf
1.378 Inch | 35 Millimeter x 2.441 Inch | 62 Millimeter x 1.102 Inch | 28 Millimeter TIMKEN 3MMC9107WI DUM Precision Ball Bearings 2.4375 in Powder Coat 10.8800 in 3.2900 in
1.181 Inch | 30 Millimeter x 2.165 Inch | 55 Millimeter x 1.535 Inch | 39 Millimeter TIMKEN 3MMC9106WI TUH Precision Ball Bearings 3/16 in Maximum of +800 °F 5/16 in 75000
2.953 Inch | 75 Millimeter x 4.528 Inch | 115 Millimeter x 0.787 Inch | 20 Millimeter TIMKEN 2MMC9115WI SUM Precision Ball Bearings 1.3750 in 5-5/64 in 2.5156 in 4-1/64 in
2.953 Inch | 75 Millimeter x 4.528 Inch | 115 Millimeter x 3.15 Inch | 80 Millimeter TIMKEN 2MMC9115WI QUL Precision Ball Bearings 1.4375 in 5820 lbf 2.8346 in 3460 lbf
1.181 Inch | 30 Millimeter x 2.165 Inch | 55 Millimeter x 0.512 Inch | 13 Millimeter TIMKEN 3MMC9106WI SUM Precision Ball Bearings 2-3/16 in Steel 27 in Set Screw
2.953 Inch | 75 Millimeter x 4.528 Inch | 115 Millimeter x 0.787 Inch | 20 Millimeter TIMKEN 2MMC9115WI SUH Precision Ball Bearings 2.7500 in 23400 lbf 7.0000 in 15200 lbf
2.953 Inch | 75 Millimeter x 4.528 Inch | 115 Millimeter x 1.575 Inch | 40 Millimeter TIMKEN 2MMC9115WI DUM Precision Ball Bearings 2.4375 in Double V-Lock 5.3800 in Non-Expansion Bearing (Fixed)
1.181 Inch | 30 Millimeter x 2.165 Inch | 55 Millimeter x 2.047 Inch | 52 Millimeter TIMKEN 3MMC9106WI QUM Precision Ball Bearings 3.4375 in 3.7500 in 13.6300 in Non-Expansion Bearing (Fixed)
2.756 Inch | 70 Millimeter x 4.331 Inch | 110 Millimeter x 0.787 Inch | 20 Millimeter SKF S7014 ACDGA/HCP4A Precision Ball Bearings 1.4375 in Contact with Slinger 2.4375 in 4-59/64 in
2.756 Inch | 70 Millimeter x 4.331 Inch | 110 Millimeter x 0.787 Inch | 20 Millimeter SKF S7014 ACBGA/HCP4A Precision Ball Bearings 3.9375 in Non-Expansion Bearing (Fixed) 6.6300 in Labyrnith non-contacting, non-purging seal with DuPont™ Teflon®
2.559 Inch | 65 Millimeter x 3.937 Inch | 100 Millimeter x 0.709 Inch | 18 Millimeter SKF S7013 ACDGB/P4A Precision Ball Bearings 3.1875 in 3.7500 in 12.3000 in Non-Expansion Bearing (Fixed)
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