Precision Ball Bearings

Contact Now

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.

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

Bearing Number	Bore Dia	Outer DIa	Width	Size
1.25 Inch \| 31.75 Millimeter x 2.438 Inch \| 61.925 Millimeter x 1.25 Inch \| 31.75 Millimeter TIMKEN MM67EX 10DUC1 Precision Ball Bearings	0.7500 in	2150 lbf	3.5469 in	1080 lbf
2.362 Inch \| 60 Millimeter x 4.724 Inch \| 120 Millimeter x 1.575 Inch \| 40 Millimeter TIMKEN MM60BS120 DUH Precision Ball Bearings	1.1875 in	2150 lbf	4.6094 in	1080 lbf
2.362 Inch \| 60 Millimeter x 4.724 Inch \| 120 Millimeter x 3.15 Inch \| 80 Millimeter TIMKEN MM60BS120 QUH Precision Ball Bearings	1.2500 in	4410 lbf	PBT Thermoplastic	2540 lbf
2.362 Inch \| 60 Millimeter x 4.724 Inch \| 120 Millimeter x 2.362 Inch \| 60 Millimeter TIMKEN MM60BS120 TBH Precision Ball Bearings	2.5000 in	7190 lbf	Cast Iron - Nickel Protection	PF1-1/2
1.063 Inch \| 27 Millimeter x 2.25 Inch \| 57.15 Millimeter x 1 Inch \| 25.4 Millimeter TIMKEN MM57EX 50DUC1 Precision Ball Bearings	1/2 in	+10 to +220 °F	3/4 in	50000
1.063 Inch \| 27 Millimeter x 2.25 Inch \| 57.15 Millimeter x 1 Inch \| 25.4 Millimeter TIMKEN MM57EX 10 DU C1 Precision Ball Bearings	1.1875 in	3750 lbf	PBT Thermoplastic	2030 lbf
0.813 Inch \| 20.65 Millimeter x 2 Inch \| 50.8 Millimeter x 1 Inch \| 25.4 Millimeter TIMKEN MM50EX DU 10 C1 Precision Ball Bearings	95 mm	1	200 mm	Machined Brass
2.165 Inch \| 55 Millimeter x 3.543 Inch \| 90 Millimeter x 1.181 Inch \| 30 Millimeter TIMKEN MM55BS90 DH Precision Ball Bearings	ECS6	-	-	-
2.165 Inch \| 55 Millimeter x 4.724 Inch \| 120 Millimeter x 2.362 Inch \| 60 Millimeter TIMKEN MM55BS120 TUH Precision Ball Bearings	3.0000 in	Exceptional Bearing Protection, Rotating Applications, Pumps, Gearboxes, Motors, Energy Efficient Applications, Primary Metals Industry, Steel Industry, Aluminum Industry, Pulp and Paper Industry, Che	Labyrinth	3926904590.US
2.165 Inch \| 55 Millimeter x 4.724 Inch \| 120 Millimeter x 1.575 Inch \| 40 Millimeter TIMKEN MM55BS120 DUH Precision Ball Bearings	0.9375 in	1420 lbf	Cast Iron - Nickel Protection	PF3/4
2.165 Inch \| 55 Millimeter x 4.724 Inch \| 120 Millimeter x 3.15 Inch \| 80 Millimeter TIMKEN MM55BS120 QUH Precision Ball Bearings	0.5000 in	2150 lbf	2.5000 in	1080 lbf
0.813 Inch \| 20.65 Millimeter x 2 Inch \| 50.8 Millimeter x 1 Inch \| 25.4 Millimeter TIMKEN MM50EX DU 50 C1 Precision Ball Bearings	Two-Bolt Base	Nickel Plated	1.2500 in	1.62 in