Our bearing 6811LLB/CM is a NTN deep groove ball bearing, with contact sealed type LLB, which with outer ring incorporates synthetic rubber molded to a steel plate and seal edge is aligned with V-groove along inner ring surface with labyrinth clearance. And the NTN bearings are versatile in sizes, simple in design, widely in application and suitable for high speed.

More details can be learned from NTN deep groove ball bearing 6811LLB/CM technical data below:

  
d: 55mm
D: 72mm
B: 9mm
M: 0.083...

Japan Factory made bearing 413156C3 ----is a NTN tapered roller bearing, double row, which are designed in outer ring incorporated and inner ring incorporated. Due to tapered raceways and rollers, therefore the  NTN bearings  have the capability to support various combinations of thrust and radial loads.

More details can be learned from NTN tapered roller bearing 413156C3 technical data below:

 

d: 280mm
D: 460mm
B: 146mm
M: 87.4 kg
C : Basic dynamic load rating,  1640 KN  
C0: Basic static load...