Designations
cylindrical bore :21312 E
tapered bore :21312 EK
Dimensions
d
mm :60
D
mm :130
B
mm :31
Basic load ratings
dynamic C
KN :217
static C0
KN :240
Fatigue load limit
Pu
KN :26.5
Speed ratings
Reference speed
r/min :4800
Limiting speed
r/min :6300
Install Dimensions
d2 ≈ :87.8
D1 ≈ :115
b :6
K :3
r1,2 min :2.1
Abutment and illet dimensions
da min
mm :72
da max :–
Da max :118
ra max :2
Calculation factors
e :0.22
Y1 :3
Y2 :4.6
Y0 :2.8
Permissible acceleration for oil lubrication
rotational
m/s2 :–
linear :–
Mass
kg :2.1
