Detailed description
Steel 21K-25-33100 PC150-5 swing circle ring for excavator
Material:42CrMo/50Mn
Structure:Internal gear four point contact slewing ball bearing
Hardness:55~62HRC
Inner and outer ring modulation hardness:229-269HB
Operating temperature:-40℃-+150℃
Outer ring diameter(OD):1100mm
Inner ring diamter(ID):900mm
Total height(H):80mm
Teeth no(Z).:94
Warranty:1 year
Application:excavator
More types komatsu excavator slewing bearing we manufacture:
PC30-2, PC50-7, PC55, PC60-5, PC60-6, PC60-7, PC70, PC75, PC78, PC100-3, PC120-3, PC128, PC120-6, PC120-6E, PC100-5, PC120-5, PC130-7, PC150-5, PC150-7, PC160-7, PC200-2, PC200-3, PC220-3, PC220-5, PC200-5, PC200-6, PC220-6, PC200-7, PC200-8, PC220-7, PC220-8, PC210-7, PC240-8, PC227, PC228, PC270-7, PC300-3, PC300-5, PC300-6, PC300-7, PC350-6, PC350-7, PC360-7, PC360-7, PC400-5, PC450-5, PC400-6, PC400-8, PC450-6, PC450-7, PC400-7, PC460-7.
if you have needs of excavator slewing bearing, please contact us freely.
More bearing types we produce:
slewing bearing with internal gear, non-gear, external gear.
four point contact ball bearing,
double row ball bearing,
cross roller bearing,
three row roller bearing,
brand bearing replacement,
flange bearing, gear ring, gear shaft, slewing drive and pinion.
excavator bearing, crane bearing, tower crane bearing and other construction equipment.
if you have needs of slewing bearing, please contact us freely.













