Four-point contact ball slewing bearing is a separative bearings, it also can be called angular contact ball bearings which can withstand two-way axial load, whose inner and outer ring raceway is a peach shaped cross section, when no load or a pure radial load role, balls and rings appear as four-point contact, which is the origin of the name; when only pure axial loading, the steel ball and the rings became two contacts can withstand axial load in both directions
serial number
specification
dimension
D
dn
H
h
1
HSW880.32
1000
760
95
12
2
HSW1020.32
1170
875
95
15
3
HSW1220.40
1365
1075
120
15
4
HSW1250.40
1400
1090
120
15
HSW1250.40A
5
HSW1435.40
1595
1278
120
15
HSW1435.40A
6
HSW1540.50
1720
1360
140
18
HSW1540.50A
7
HSW1700.50
1875
1525
140
18
HSW1700.50A
1
HSN880.32
1000
760
95
12.5
2
HSN1020.32
1170
875
95
15
3
HSN1091.28
1200
1021
90.3
14.8
4
HSN1250.40
1400
1090
120
15
HSN1250.40A
5
HSN1435.40
1595
1278
120
15
HSN1435.40A
6
HSN1540.50
1720
1360
140
18
HSN1540.50A
7
HSN1700.50
1875
1525
140
18
HSN1700.50A








