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72187/72488D
Basic Parame
Double outer taper roller bearings
Series
72187/72488D
Model
72187
Inner ring
72488D
Outer ring
X1S-72187
Spacer(4)
Size(mm)
47.625
d
123.825
D
77.788
T
55.562
B
Rated load,N
266000
Dynamic load(1)C1
0.74
Dynamic load(1)e
0.92
Coefficient(5)Y1
1.36
Coefficient(5)Y2
39600
Dynamic load(2)C90
50000
Dynamic load(2)Ca90
69000
Coefficient(5)C90(2)
0.79
Coefficient(5)K
Size,mm
3.5
Axis maximum shoulder chamfer radius R(3)
72.0
Shoulder diameterDb
1.5
Bearing housing maximum shoulder chamfer radius r(3)
115.0
Bearing seat shoulder diameter Da
Pin
Ka
Kb
Coefficient
47.7
G1
14.1
G2
0.0772
Cg
Weight
4.36
kg
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