Specifications

12x21x5 bearing  Thrust Ball Bearing Specifications

 surface bearing micro thrust ball bearing

   Surface thrust ball bearing can be subject to axial load, the contact angle more than 45°. It include axis ring, seat ring and the rolling(with cage or without the cage).

Product Advatage:

 Adopted high-speed the technologic of hot upset forging, improving material utilizing rate 18%, to produce the surface thrust ball bearing of low noise and long-life.

3. The surface of the cage is used to hydrogen and nitrogen plasma treatment, improved the tensile strength 64%.

F12-21 Thrust Ball Bearing Applications:

Elevator accessories

Plastic machinery

Office devices and Medical devices

Stepping motor and slow speed change device

Balanced-pressure rotameter and fitness equipment

Precision rating: ABEC1,ABEC3,ABEC5,ABEC7,ABEC9,P0,P6,P5,P4,P2

Delivery time: 5-20days for standard,30days for non-standard .