Bearing Numbers
Single row :7211B
DB :7211DB
DF :7211DF
DT :7211DT
Principal dimensions(mm)
д :55
Д :100
Б :21
r(min) :1.5
r1(min) :1
Basic load ratings(N)
Кр :46500
Кор :36000
Basic load ratings(kgf)
Кр :4700
Кор :3700
Value
fo :15.4
Limiting Speed (rpm)
Смазка :5300
Масло :7100
Distance of action point(mm)
a :43
Abutment and fillet dimensions
da(min) :64
Da(max) :91
ra(max) :1.5
Масса
(kg) :0.627
Basic load ratings(duplex bearing) (N)
Кр :75000
Кор :72000
Basic load ratings(duplex bearing) (kgf)
Кр :7650
Кор :7350
Limiting Speed(duplex bearing) (rpm)
Смазка :4000
Масло :5600
Distance of action point (duplex bearing)(a0)
back-to-back arrangement :86
face-to-face arrangement :44
Installation dimensions(duplex bearing)
db(min) :61
Db(max) :94
rb(max) :1
Русский
Здание 6, зона A, 615 Heyang Road, Циндао, Шаньдун, Китай
export@skfaq.com 
+8613663532007 
