Part Number:
d:
D:
B:
  • Spherical Roller Bearing
  • Spherical Roller Bearing
  • Spherical Roller Bearing
  • Spherical Roller Bearing

Dimension and Parameters

Designations
cylindrical bore :BS2-2311-2RS/VT143
tapered bore :
Dimensions
d
mm :55
D
mm :120
B
mm :49
Basic load ratings
dynamic C
KN :280
static C0
KN :280
Fatigue load limit
Pu
KN :30
Speed ratings
Reference speed
r/min :
Limiting speed
r/min :2800
Install Dimensions
d2 ≈ :67.5
D1 ≈ :107
b :6
K :3
r1,2 min :2
Abutment and illet dimensions
da min
mm :66
da max :67
Da max :109
ra max :2
Calculation factors
e :0.35
Y1 :1.9
Y2 :2.9
Y0 :1.8
Permissible acceleration for oil lubrication
rotational
m/s2 :
linear :
Mass
kg :2.8