Designation
With shiled :MR128
Open type :MR128ZZ1
With seal VV :-
With seal DD :-
Principal dimensions（mm）
d :8
D :12
B :2.5
B1 :3.5
r(min) :0.15
Basic load ratings(N)
Cr :545
Cor :274
Basic load ratings{kgf}
Cr :56
Cor :28
Speed ratings(rpm)
Grease
ZZ :40000
D·D :-
Oil
Z :48000
Abutment and fillet dimensions (mm)
da(min) :9.2
db(max) :9
Da(Max) :10.8
Db(min) :11.3
ra(max) :0.15
rb(max) :0.1
Weight(g)
Open type :0.71
With shiled :0.97
