All Brands
A4059/A4138
Basic Parame
Single row taper roller bearings
Series
A4059/A4138
Model
A4059
Inner ring
A4138
Outer ring
Size(mm)
14.987
d
34.988
D
10.998
T
Rated load,N
12200
Dynamic load(1)C1
0.45
coefficient(5)e
1.32
Coefficient(5)Y
3160
Dynamic load(2)C90
2450
Dynamic load(2)Ca90
1.29
Coefficient(5)K
11500
Static load Ca90
Bearing
10.988
B
8.730
C
-2.5
a(3)
axis
0.8
Maximum shoulder chamfer radius R(4)
19.0
Shoulder diameterda
19.5
Shoulder diameter db
Bearing housing
1.3
Maximum shoulder chamfer radiusr(4)
32.0
Shoulder diameter Da
29.0
Shoulder diameter Db
Cage
0.10
Aa
1.10
Ab
Coefficient
2.3
G1
4.12
G2
0.0355
Cg
Weight
0.05
kg
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