Hall No.
C3010
Chrome Steel Needle Roller
  • Chrome Steel Needle Roller

Chrome Steel Needle Roller

Type: ​NRA or NRB ZB optional
Material: AISI 52100/ GCr15/ 100C6/ SUJ2/ Wks 1.3505
Grade: G2,G3,G5
Hardness: 60-65 HRC

Product Detail


1. Material

AISI 52100/ GCr15/ 100C6/ SUJ2/ Wks 1.3505

2. Size Range

length is 3~10 times of the diameter(normally not more than 5mm)

3. Grade

G2,G3,G5        

4. Type

NRA or NRB     ZB optional

5. Hardness

60-65 HRC

6. Characteristic

(a) The rollers are thin and long like needles ,length is 3~10 times of the diameter(normally not more than 5mm)

(b) It is mainly used in needle roller bearing, which has compact radial structure, high load bearing capacity, and low cost.

7. Application

Needle roller bearing


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