NSK’s Super-TF (Super-Tough) Roll Neck Bearings are the world’s first high-performance and highly durable roll neck bearing.

Product Features
Steel Material technology.
Special NSK heat-treatment technology.
Optimum chemical component design technology.
Available for four-row cylindrical and four-row taper roller bearings.

Product Benefits

Service life is 10 times longer than that of conventional bearings operating under conditions of exposure to foreign matter or contaminants.

Service life is twice that of conventional bearings operating under clean-lubricant conditions.

Rate of wear has been reduced to less than one-third that of conventional bearings.

Seizure resistance has been improved by more than 40%.

Superior dimensional stability.

Improved heat resistance provides a high-temperature service life (maximum 160°C) that is 4 times longer than that of conventional bearings.

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