30TAC62 NSK Angular Contact Thrust CNC Machining Center Ball Screw Support Super Precision Bearings 加工中心丝杆螺杆轴承
Size : ø30xø62x15mm 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.