Precision Ball Bearings

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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
4.724 Inch \| 120 Millimeter x 7.087 Inch \| 180 Millimeter x 3.307 Inch \| 84 Millimeter TIMKEN 2MM9124WI TUM Precision Ball Bearings	3.1875 in	3.7500 in	12.3000 in	Non-Expansion Bearing (Fixed)
4.724 Inch \| 120 Millimeter x 7.087 Inch \| 180 Millimeter x 1.102 Inch \| 28 Millimeter TIMKEN 2MM9124WI SUH Precision Ball Bearings	75 mm	14839 lb	5.1181 in	52100/Black Oxide
4.724 Inch \| 120 Millimeter x 7.087 Inch \| 180 Millimeter x 3.307 Inch \| 84 Millimeter TIMKEN 2MM9124WI TUL Precision Ball Bearings	2.4375 in	Double V-Lock	5.3800 in	Non-Expansion Bearing (Fixed)
4.724 Inch \| 120 Millimeter x 7.087 Inch \| 180 Millimeter x 3.307 Inch \| 84 Millimeter TIMKEN 2MM9124WI TUH Precision Ball Bearings	2.9375 in	3.0000 in	13.5800 in	Non-Expansion Bearing (Fixed)
4.724 Inch \| 120 Millimeter x 7.087 Inch \| 180 Millimeter x 1.102 Inch \| 28 Millimeter TIMKEN 2MM9124WI SUL Precision Ball Bearings	65 mm	6.6300 in	5.3800 in	Single Concentric Collar
4.724 Inch \| 120 Millimeter x 7.087 Inch \| 180 Millimeter x 1.102 Inch \| 28 Millimeter TIMKEN 2MM9124WI SUM Precision Ball Bearings	3.4375 in	3.4100 in	13.5000 in	Expansion Bearing (Floating)
4.724 Inch \| 120 Millimeter x 7.087 Inch \| 180 Millimeter x 4.409 Inch \| 112 Millimeter TIMKEN 2MM9124WI QUM Precision Ball Bearings	3.4375 in	Cast Iron	Four-Bolt Base	Labyrinth
4.724 Inch \| 120 Millimeter x 7.087 Inch \| 180 Millimeter x 4.409 Inch \| 112 Millimeter TIMKEN 2MM9124WI QUH Precision Ball Bearings	3.5000 in	32200 lbf	8.5000 in	24000 lbf
4.724 Inch \| 120 Millimeter x 7.087 Inch \| 180 Millimeter x 2.205 Inch \| 56 Millimeter TIMKEN 2MM9124WI DUM Precision Ball Bearings	2.5500 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
4.724 Inch \| 120 Millimeter x 7.087 Inch \| 180 Millimeter x 2.205 Inch \| 56 Millimeter TIMKEN 2MM9124WI DUL Precision Ball Bearings	0.3750 in	1956 lbf	0.8125 in	Max 250 °F
1.181 Inch \| 30 Millimeter x 2.835 Inch \| 72 Millimeter x 2.362 Inch \| 60 Millimeter TIMKEN MM30BS72 QUM Precision Ball Bearings	TIMKEN	MM30BS72 QUM	1 pcs	Negotiable
1.181 Inch \| 30 Millimeter x 2.835 Inch \| 72 Millimeter x 2.362 Inch \| 60 Millimeter TIMKEN MM30BS72 QUH Precision Ball Bearings	12 mm	52100 BEARING STEEL HEAT TREATED CHROME PLATE	17 °	Alloy Steel - Heat Treated