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Extra-thin-section bearings


The use of many small-diameter balls realizes low-friction torque, high rigidity and high rotational accuracy.
With these deep-groove ball bearings, hollow shafts can be used to reduce weight, secure wiring space and contribute to the reduction of motor load power.

Main specifications

Parts High-carbon chromium bearing steel Stainless steel
Inner/outer rings SUJ2 KS440
Balls SUJ2 SUS440C
Cage SPCC SUS304
Shield SECC-NC SUS304
Standard class P0 P0

Main purposes of use

Robots, medical equipment, office equipment, transmission equipment, optical/video equipment, measuring instruments, motors, card readers, etc.

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