Precision Ball Bearings

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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.

 

 

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.

 


 

Bearing Number Bore Dia Outer DIa Width Size
0.472 Inch | 12 Millimeter x 1.102 Inch | 28 Millimeter x 0.63 Inch | 16 Millimeter TIMKEN 2MMVC9101HXVVDULFS934 Precision Ball Bearings Split Cylindrical Ex 3-1/2 in 12-19/32 in 3-1/2 in
0.472 Inch | 12 Millimeter x 1.102 Inch | 28 Millimeter x 0.63 Inch | 16 Millimeter TIMKEN 2MMVC9101HX DUM Precision Ball Bearings 7,8 kN 20 42 mm 42
3.543 Inch | 90 Millimeter x 5.512 Inch | 140 Millimeter x 3.78 Inch | 96 Millimeter TIMKEN 2MMV99118WN QUL Precision Ball Bearings 3NCHAC034CA KOYO 5,76 Kg 42
2.756 Inch | 70 Millimeter x 4.331 Inch | 110 Millimeter x 1.575 Inch | 40 Millimeter TIMKEN 2MMV99114WN DUL Precision Ball Bearings 55,562 mm 1,5 mm 63,5 mm 1,07 Kg
4.724 Inch | 120 Millimeter x 7.087 Inch | 180 Millimeter x 4.409 Inch | 112 Millimeter TIMKEN 2MMV99124WN QUL Precision Ball Bearings This product line wa 0.1 in 5.25 in Round Flange
2.756 Inch | 70 Millimeter x 4.331 Inch | 110 Millimeter x 1.575 Inch | 40 Millimeter TIMKEN 2MMV99114WN DUX Precision Ball Bearings 26,000 mm 2.756 Inch | 70 Millimeter x 4.331 Inch | 110 Millimeter x 1.575 Inch | 40 Millimeter 26,000 37,000 mm
2.559 Inch | 65 Millimeter x 3.937 Inch | 100 Millimeter x 1.417 Inch | 36 Millimeter TIMKEN 2MMV99113WN DUL Precision Ball Bearings 399 66.5 8.5 mm 3.15
2.362 Inch | 60 Millimeter x 3.74 Inch | 95 Millimeter x 1.417 Inch | 36 Millimeter TIMKEN 2MMV99112WNCRDULFS637 Precision Ball Bearings 31,2 Kg NACHI 2230 kN 2.362 Inch | 60 Millimeter x 3.74 Inch | 95 Millimeter x 1.417 Inch | 36 Millimeter
2.362 Inch | 60 Millimeter x 3.74 Inch | 95 Millimeter x 1.417 Inch | 36 Millimeter TIMKEN 2MMV99112WN DUL Precision Ball Bearings GW 020 40 mm 6 ° 14,3 mm
1.969 Inch | 50 Millimeter x 3.15 Inch | 80 Millimeter x 1.26 Inch | 32 Millimeter TIMKEN 2MMV99110WN DUL Precision Ball Bearings 8110,8 6,3 mm 633 mm 128,588
1.772 Inch | 45 Millimeter x 2.953 Inch | 75 Millimeter x 1.26 Inch | 32 Millimeter TIMKEN 2MMV99109WNCRDULFS637 Precision Ball Bearings 80 86 NSK 0,071 Kg
1.772 Inch | 45 Millimeter x 2.953 Inch | 75 Millimeter x 1.26 Inch | 32 Millimeter TIMKEN 2MMV99109WN DUL Precision Ball Bearings 17400 N / Dynamic lo 295,4 mm CSED110 INA
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