HK0609-2RS is a kind of carbon steel bearing, which is mainly used in motorcycle field. It can also be called EFI bearing for motorcycle. Due to the development of society, more and more modern motorcycles use EFI. , So now the HK0609-2RS bearing is becoming more and more popular.

Structural drawing of hk0609-2rs project:

Its main materials are as follows:
A outer ring
1. Material: generally ST14 low carbon steel (basically, special requirement 20 × steel)
2. Processing: stamping by punch or drawing by hydraulic press
3. Heat treatment: carburizing, high frequency tempering: quenching
B cage
1. Material: generally ST12 low carbon steel
2. Processing: punching after punching, drawing and forming
3. Heat treatment: carburizing; Blackening
C needle roller
1. Material: GCr15 Bearing Steel
2. Processing: grinding by grinder
3. Heat treatment: quenching hrc60-64

The picture shows the EFI bearing of hk0609-2rs motorcycle produced by Qianfeng