model parameter：

6211zz SKF deep groove ball bearing 50x100x21mm
d(mm):55
D(mm): 100
B(mm) :21
r: 1.5
Cr (Kn):43.2
Cor(Kn) :29.2
Grease :6000
Oil :7500
Bearing Designation 6211ZZ
da: 63
Da :95
ra: 1.5
Mass(kg) :0.58

characteristic ：

Deep groove ball bearings which can not be dismantled can bear both axial and radial loading with a high rotation speed. The closed bearing help the bearing save maintenance and make the structure easy.

our advantage：

1.own factory
2.large stock
3.high quality and advantage price