Designations
Universally matchable bearing :7220BECBY
Basic design bearing :7220 BEP
Principal dimensions(mm)
d :100
D :180
B :34
Basic load ratings(KN)
Cr :135
Cor :122
Fatigue load limit(KN)
Pu :4,4
Speed ratings(r/min)
Reference speed :4 000
Limiting speed :4 000
Dimensions(mm)
d1 :131
d2 :115
D1 :151
r1,2 :2,1
r3,4 :1,1
a :76
Abutment and fillet dimensions(mm)
da(min) :112
Da(max) :168
Db(max) :173
ra(max) :2
rb(max) :1
Mass(kg) :3,3
