NOK Develops Low-Torque Rotary Seal Rings

NOK Corp. (TYO:7240) has developed two new low-torque rotary seal rings, the TS-Ring and the CT-Ring, for use in automatic transmission (AT) and continuously variable transmission (CVT) vehicles. Both rings exhibit world-first technology, utilizing dynamic pressure and an outer sliding surface to achieve low-torque performance. As the automotive industry strives to improve fuel efficiency, there is an increased need for...

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