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
3.346 Inch | 85 Millimeter x 4.724 Inch | 120 Millimeter x 1.417 Inch | 36 Millimeter TIMKEN 3MMC9317WI DUL Precision Ball Bearings 1,1 mm 44000 N / Static loa 90 62,9 mm
2.165 Inch | 55 Millimeter x 3.15 Inch | 80 Millimeter x 0.512 Inch | 13 Millimeter TIMKEN 2MMV9311HXVVSULFS637 Precision Ball Bearings SA1001 35 80 FAG
2.165 Inch | 55 Millimeter x 3.15 Inch | 80 Millimeter x 0.512 Inch | 13 Millimeter TIMKEN 2MMV9311HX SUM Precision Ball Bearings 41 mm NACHI 15 mm 95 mm
2.165 Inch | 55 Millimeter x 3.15 Inch | 80 Millimeter x 1.024 Inch | 26 Millimeter TIMKEN 2MMV9311HXVVDULFS637 Precision Ball Bearings 2.165 Inch | 55 Millimeter x 3.15 Inch | 80 Millimeter x 1.024 Inch | 26 Millimeter 72 mm 160 NTN
5.906 Inch | 150 Millimeter x 8.858 Inch | 225 Millimeter x 1.378 Inch | 35 Millimeter TIMKEN 2MMC9130WI SUH Precision Ball Bearings PFI PW781300090CSHD 78 mm 130 mm
5.906 Inch | 150 Millimeter x 8.858 Inch | 225 Millimeter x 5.512 Inch | 140 Millimeter TIMKEN 2MMC9130WI QUL Precision Ball Bearings 29,2 kN 100 5.906 Inch | 150 Millimeter x 8.858 Inch | 225 Millimeter x 5.512 Inch | 140 Millimeter 21 mm
5.906 Inch | 150 Millimeter x 8.858 Inch | 225 Millimeter x 5.512 Inch | 140 Millimeter TIMKEN 2MMC9130WI QUH Precision Ball Bearings 95 26.0000 115 4,700
3.15 Inch | 80 Millimeter x 4.331 Inch | 110 Millimeter x 2.52 Inch | 64 Millimeter TIMKEN 3MMC9316WI QUL Precision Ball Bearings 180 28 mm 28 28 mm
3.15 Inch | 80 Millimeter x 4.331 Inch | 110 Millimeter x 2.52 Inch | 64 Millimeter TIMKEN 3MMC9316WI QUM Precision Ball Bearings 12 SNR 15 ° 71909CVUJ74
5.906 Inch | 150 Millimeter x 8.858 Inch | 225 Millimeter x 2.756 Inch | 70 Millimeter TIMKEN 2MMC9130WI DUM Precision Ball Bearings 100 mm 33,3 mm 55 33,3 mm
0.669 Inch | 17 Millimeter x 1.378 Inch | 35 Millimeter x 0.787 Inch | 20 Millimeter TIMKEN 2MMVC9103HX DUL Precision Ball Bearings 3 2.93 75 mm 190.000 mm
5.906 Inch | 150 Millimeter x 8.858 Inch | 225 Millimeter x 2.756 Inch | 70 Millimeter TIMKEN 2MMC9130WI DUL Precision Ball Bearings 41,000 mm KJ36X41X18.3 41,000 36,000
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