Ball bearing units SKF, series SY..WF

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Product
Unit

Housing type

Bearing inside diameter

d

Total length

L

Outside diameter

Housing width

A

Total height

H

Total width

Shaft vertical distance

H1

Mounting thread diameter

Weight

Housing material

Bearing material

Basic radial load static

Basic radial load dynamic

Original number equivalent

Bearing balls distance to mounting surface

S1
Each
Pillow block
20 mm
127 mm
127 mm
43.7 mm
64.5 mm
42.6 mm
33.3 mm
M10
0.6083 kg
Cast iron
Steel
15300 N
12700 N
SY20WF
Each
Pillow block
25 mm
130 mm
130 mm
36 mm
70 mm
44.9 mm
36.5 mm
M10
0.7535 kg
Cast iron
Steel
7800 N
14000 N
SY25WF
26.9 mm
Each
Pillow block
30 mm
152 mm
152 mm
40 mm
82 mm
50.1 mm
42.9 mm
M12
1.128 kg
Cast iron
Steel
6550 N
19500 N
SY30WF
30.1 mm
Each
Pillow block
35 mm
160 mm
160 mm
51.1 mm
93 mm
54.8 mm
47.6 mm
M12
1.59 kg
Cast iron
Steel
19000 N
25500 N
SY35WF
Each
Pillow block
40 mm
175 mm
175 mm
56.3 mm
99 mm
58.9 mm
49.2 mm
M12
1.9092 kg
Cast iron
Steel
36000 N
30700 N
SY40WF
Each
Pillow block
50 mm
203 mm
203 mm
54 mm
114 mm
65.1 mm
57.2 mm
M16
2.781 kg
Cast iron
Steel
11200 N
35100 N
SY50WF
38.1 mm
Housing type
Bearing inside diameter (millimetre)
Total length (millimetre)
Pillow block
20
127
Housing type
Bearing inside diameter (millimetre)
Total length (millimetre)
Pillow block
25
130
Housing type
Bearing inside diameter (millimetre)
Total length (millimetre)
Pillow block
30
152
Housing type
Bearing inside diameter (millimetre)
Total length (millimetre)
Pillow block
35
160
Housing type
Bearing inside diameter (millimetre)
Total length (millimetre)
Pillow block
40
175
Housing type
Bearing inside diameter (millimetre)
Total length (millimetre)
Pillow block
50
203