Precision Ball Bearings

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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.National Precision Bearing specializes in precision bearing solutions for aerospace, defense, medical, and industrial applications. NPB stocks deep groove ball bearings, angular contact bearings, miniature bearings, medical bearings, aviation instrument bearings, dental bearings, spherical bearings, rod end bearings, airframe control bearings, bushings, hydraulic cylinder bearings, needle bearings, double row bearings, ABEC 1, 3, 5, 7, 9 bearings, plastic bearings, DFARs Compliant Bearings, high-speed bearings, thin section bearings, thrust bearings, tapered roller bearings, stainless steel bearings, ceramic bearings, inch and metric bearings, fractured race spherical bearings, plain bearings, full compliment bearings, and bearing installation tools.

Bearing Number Bore Dia Outer DIa Width Size
2.362 Inch | 60 Millimeter x 3.346 Inch | 85 Millimeter x 1.024 Inch | 26 Millimeter SKF 71912 CD/HCP4ADBA Precision Ball Bearings 30 101 97.5 1.5
1.378 Inch | 35 Millimeter x 2.835 Inch | 72 Millimeter x 1.339 Inch | 34 Millimeter TIMKEN 2MMC207WI DUL Precision Ball Bearings KM 19 22 kg 310 kN 275 kN
3.937 Inch | 100 Millimeter x 5.512 Inch | 140 Millimeter x 1.575 Inch | 40 Millimeter TIMKEN 3MM9320WI DUH Precision Ball Bearings 1,100 rpm 26 mm 3 mm 2,680,000 N
3.74 Inch | 95 Millimeter x 5.118 Inch | 130 Millimeter x 2.126 Inch | 54 Millimeter TIMKEN 3MM9319WI TUL Precision Ball Bearings 0.15 217.8 mm 168.3 mm 154 mm
1.181 Inch | 30 Millimeter x 2.441 Inch | 62 Millimeter x 2.52 Inch | 64 Millimeter TIMKEN 2MMC206WI QUL Precision Ball Bearings 19.547 0.045 0 7650
3.74 Inch | 95 Millimeter x 5.118 Inch | 130 Millimeter x 2.126 Inch | 54 Millimeter TIMKEN 3MM9319WI TUM Precision Ball Bearings 137 kN 113 mm 7FB 66.5 mm
1.378 Inch | 35 Millimeter x 2.835 Inch | 72 Millimeter x 1.339 Inch | 34 Millimeter TIMKEN 2MMC207WI DUH Precision Ball Bearings 115.888 mm 39.688 mm W 24 4 x 3/4-10 UNC
1.181 Inch | 30 Millimeter x 2.441 Inch | 62 Millimeter x 2.52 Inch | 64 Millimeter TIMKEN 2MMC206WI QUM Precision Ball Bearings 100 mm 44.45 mm 63 mm 85 mm
3.74 Inch | 95 Millimeter x 5.118 Inch | 130 Millimeter x 1.417 Inch | 36 Millimeter TIMKEN 3MM9319WI DUH Precision Ball Bearings 576 mm 615.95 mm TQON/GW 14300 kN
3.74 Inch | 95 Millimeter x 5.118 Inch | 130 Millimeter x 2.126 Inch | 54 Millimeter TIMKEN 3MM9319WI TUH Precision Ball Bearings 1 7500 76 23
3.543 Inch | 90 Millimeter x 4.921 Inch | 125 Millimeter x 2.126 Inch | 54 Millimeter TIMKEN 3MM9318WI TUM Precision Ball Bearings 61 mm 4 mm 1.3 mm 13.97 mm
3.74 Inch | 95 Millimeter x 5.118 Inch | 130 Millimeter x 0.709 Inch | 18 Millimeter TIMKEN 3MM9319WI SUL Precision Ball Bearings 0.0025 kg 3 mm 25 mm 12 mm
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