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. 

Optimum design - Achieved by computer simulation of temperature rise resulting from ball skid.

Long life - Range of material specification Super Precision Sealed Angular Contact Ball Bearings 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 NSK 6206z Bearing within the standard ISO envelope

High rotational speed

Minimum friction and heat generation

Controlled rigidity