Precision Ball Bearings

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Precision ball bearings are used for high precision applications in a variety of markets, including aerospace, health, machine tool, robotics and general industry.Precision ball bearings are used for high precision applications in a variety of markets, including aerospace, health, machine tool, robotics and general industry. MM/MMV (Machine Tool Bearings) Super precision bearings manufactured to MM/MMV tolerances combine the accuracy and performance of ABEC 9/ISO P2 with the non-critical features of ABEC 7/ISO P4 levels for cost effectiveness.

 

 

 

National Precision Bearing specializes in precision inch and metric ball bearings for miniature, aircraft and industrial applications. Aviation instrument bearings and dental bearings are extensively stocked. ABEC 3, 5, and 7 grade miniature bearings are available to support your needs.

 

 

Bearing Number Bore Dia Outer DIa Width Size
1.575 Inch | 40 Millimeter x 3.543 Inch | 90 Millimeter x 0.906 Inch | 23 Millimeter TIMKEN 2MM308WI Precision Ball Bearings 40.000 mm 5000 rpm 80.0000 mm 18000 N
1.378 Inch | 35 Millimeter x 3.15 Inch | 80 Millimeter x 0.827 Inch | 21 Millimeter TIMKEN 2MM307WI Precision Ball Bearings 72.0000 mm 27.00 mm 8000 rpm 35.000 mm
5.906 Inch | 150 Millimeter x 8.858 Inch | 225 Millimeter x 1.378 Inch | 35 Millimeter TIMKEN 2MM9130WI SUM Precision Ball Bearings 5.906 Inch | 150 Millimeter x 8.858 Inch | 225 Millimeter x 1.378 Inch | 35 Millimeter - - -
5.906 Inch | 150 Millimeter x 8.858 Inch | 225 Millimeter x 4.134 Inch | 105 Millimeter TIMKEN 2MM9130WI TUH Precision Ball Bearings 35.000 mm 6800 N 14000 rpm 7500 rpm
5.906 Inch | 150 Millimeter x 8.858 Inch | 225 Millimeter x 1.378 Inch | 35 Millimeter TIMKEN 2MM9130WI SUH Precision Ball Bearings 192.484 mm 141.75 g 98.425 mm 34.7 kN
0.984 Inch | 25 Millimeter x 1.85 Inch | 47 Millimeter x 0.945 Inch | 24 Millimeter TIMKEN 3MM9105WI DUM Precision Ball Bearings 130000 N 100.000 mm 125000 N 180.0000 mm
0.984 Inch | 25 Millimeter x 1.85 Inch | 47 Millimeter x 0.945 Inch | 24 Millimeter TIMKEN 3MM9105WI DUL Precision Ball Bearings 25 mm 30 mm 0.02 kg 0.3 mm
0.984 Inch | 25 Millimeter x 1.85 Inch | 47 Millimeter x 0.945 Inch | 24 Millimeter TIMKEN 3MM9105WI DUH Precision Ball Bearings 0.05 0.055 kg 0.1 H7
5.906 Inch | 150 Millimeter x 8.858 Inch | 225 Millimeter x 5.512 Inch | 140 Millimeter TIMKEN 2MM9130WI QUM Precision Ball Bearings 200.0000 mm 3200 rpm 45.00 mm 95.000 mm
0.787 Inch | 20 Millimeter x 1.654 Inch | 42 Millimeter x 1.417 Inch | 36 Millimeter TIMKEN 3MM9104WI TUM Precision Ball Bearings 87.313 mm SNW 3034x5.13/16 7/8-9 UNC 86.614 mm
1.378 Inch | 35 Millimeter x 2.165 Inch | 55 Millimeter x 0.787 Inch | 20 Millimeter SKF 71907 CD/P4ADGB Precision Ball Bearings 3600 rpm 73500 N 4800 rpm 3600 rpm
0.787 Inch | 20 Millimeter x 1.654 Inch | 42 Millimeter x 1.417 Inch | 36 Millimeter TIMKEN 3MM9104WI TUL Precision Ball Bearings 9360 N 20.000 mm 0.15 mm 0.30 mm
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