factory supply Cat312B excavator slewing bearing ring spares
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):800mm
Total height(H):70mm
Teeth no(Z).:90
Warranty:1 year
Application: caterpillar excavator
More types caterpillar excavator slewing bearing we manufacture:
CAT40/45,CAT60,E70B,CAT80,CAT120B,CQT305.5,CAT306/E,E307,E307B,E307C/D/E,CAT308B,E311B,E312B,CAT311C,CAT311D,CAT312C/D,CAT313C/D,CAT315,E320B,E320C/D,E323C/D,E324D,CAT330B,CAT330C,CAT336D,E340,CAT345B,CAT345C,CAT345D,CAT349D,CAT374D,CAT385,CAT365CL.
if you have needs of excavator slewing bearing, please contact us freely.