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.Oligh rotational speed.Minimum friction and heat generation.Controlled rigidity

Bearing Number	Bore Dia	Outer DIa	Width	Size
2.165 Inch \| 55 Millimeter x 3.15 Inch \| 80 Millimeter x 1.024 Inch \| 26 Millimeter TIMKEN 3MM9311WI DUH Precision Ball Bearings	2.165 Inch \| 55 Millimeter x 3.15 Inch \| 80 Millimeter x 1.024 Inch \| 26 Millimeter	-	-	-
3.74 Inch \| 95 Millimeter x 6.693 Inch \| 170 Millimeter x 2.52 Inch \| 64 Millimeter TIMKEN 3MM219WI DUL Precision Ball Bearings	Skwezloc	Single Lip Contact	2.2500 in	Brass
5.118 Inch \| 130 Millimeter x 7.874 Inch \| 200 Millimeter x 1.299 Inch \| 33 Millimeter TIMKEN 2MM9126WI SUM Precision Ball Bearings	Maximum of +800	1-1/2 in	ASTM B584-78	13 in
3.74 Inch \| 95 Millimeter x 6.693 Inch \| 170 Millimeter x 2.52 Inch \| 64 Millimeter TIMKEN 3MM219WI DUH Precision Ball Bearings	UC314	178 mm	Set Screw	Lubrication Fitting
0.787 Inch \| 20 Millimeter x 1.85 Inch \| 47 Millimeter x 1.654 Inch \| 42 Millimeter SKF 7204 BEM/TFTCBVJ142 Precision Ball Bearings	14872 lb	3.02 in	6.0000 in	Lubrication Fitting
2.559 Inch \| 65 Millimeter x 3.937 Inch \| 100 Millimeter x 2.835 Inch \| 72 Millimeter TIMKEN 3MM9113WI QUH Precision Ball Bearings	Bored to Size	1800 RPM	2-1/4 in	1-1/4 (Hub
6.693 Inch \| 170 Millimeter x 10.236 Inch \| 260 Millimeter x 6.614 Inch \| 168 Millimeter TIMKEN 2MM9134WI QUM Precision Ball Bearings	7800 N	Eccentric Collar	Uncoated	115 mm
2.559 Inch \| 65 Millimeter x 3.937 Inch \| 100 Millimeter x 1.417 Inch \| 36 Millimeter TIMKEN 3MM9113WI DULFS637 Precision Ball Bearings	0.7500 in	2890 lbf	1-1/2 in	UC204-12MZ2RF
2.559 Inch \| 65 Millimeter x 3.937 Inch \| 100 Millimeter x 1.417 Inch \| 36 Millimeter TIMKEN 3MM9113WI DUL Precision Ball Bearings	Steel	440mm	144mm	260mm
2.559 Inch \| 65 Millimeter x 3.937 Inch \| 100 Millimeter x 1.417 Inch \| 36 Millimeter TIMKEN 3MM9113WI DUH Precision Ball Bearings	Cannot Be Relubricat	KHLLP200	5820 lbf	1-3/8 in
2.362 Inch \| 60 Millimeter x 3.74 Inch \| 95 Millimeter x 2.126 Inch \| 54 Millimeter TIMKEN 3MM9112WITULFS637 Precision Ball Bearings	053893084961	Uncoated	-65 to +250 &de	3.5000 in
2.362 Inch \| 60 Millimeter x 3.74 Inch \| 95 Millimeter x 2.126 Inch \| 54 Millimeter TIMKEN 3MM9112WI TUM Precision Ball Bearings	2-7/16 in	Open End Cap	8	Cast Iron