NSK 7000 CTYNSUL Angular Contact Thrust Ball Bearing CNC Machine Ballscrew Spindle Support Super Precision Bearings 主轴 丝杆 螺杆 轴承

ANGULAR CONTACT THRUST BALL BEARINGS FOR BALL SCREWS Bearings of this type were specially designed to support NSK Precision Ball Screws. They are usually used in combinations of more than two bearings and with a preload. Their contact angle is 60°. A tolerance of h5 is recommended for shafts and H6 for housing bores.