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Single-row Four Point Contact Ball Slewing Bearings
The single-row four point contact ball slewing ring is composed of 2 seat-rings. It features compact in design, and light in weight. The balls contact with the circular race at four points, via which the axial force, radial force and resultant moment may be born simultaneously. It may be used for slewing conveyers, welding arm and positioner, light, medium duty cranes, excavators and other engineering machines.
Mainly applied area:
Four Point Contact Slewing Ring Bearing is widely used in many machines such as the rotary transfer machine, welding manipulator,small or middle size crane,excavator,and other construction machineries,etc.
Light Weight Series Slewing Bearings (click here)
Basic type
Configuration
Mounting
Structural size
Gear Data
Ext Gear
Int Gear
size
Toothless
Ext Toothing
Int Toothing
D
d
H
D1
D2
n
Φ
n1
D3
d1
H1
h
b
x
m
De
Z
De
Z
DL
DL
DL
mm
mm
mm
mm
mm
mm
mm
mm
mm
mm
mm
mm
mm
mm
mm
mm
010.20.200
011.20.200
_
280
120
60
248
152
12
16
2
201
199
50
10
40
0
3
300
98
_
_
010.20.224
011.20.224
_
304
144
60
272
176
12
16
2
225
223
50
10
40
0
3
312
105
_
_
010.20.250
011.20.250
_
330
170
60
298
202
18
16
2
251
249
50
10
40
0
4
352
86
_
_
010.20.280
011.20.280
_
360
200
60
328
232
18
16
2
281
279
50
10
40
0
4
384
94
_
_
010.25.315
011.25.315
013.25.315
408
222
70
372
258
20
18
2
316
314
60
10
50
0
5
435
85
190
40
010.25.355
011.25.355
013.25.355
448
262
70
412
298
20
18
2
356
354
60
10
50
0
5
475
93
235
49
010.25.400
011.25.400
013.25.400
493
307
70
457
343
24
18
2
401
399
60
10
50
0
6
528
86
276
48
010.25.450
011.25.450
013.25.450
543
357
70
507
393
24
18
2
451
449
100
10
50
0
6
576
94
324
56
010.30.500
011.30.500
013.30.500
602
398
80
566
434
20
18
4
501
498
70
10
60
0.5
5
629
123
367
74
012.30.500
014.30.500
6
628.8
102
368.4
62
010.25.500
011.25.500
013.25.500
602
398
80
566
434
20
18
4
501
499
70
10
60
0.5
5
629
123
367
74
012.25.500
014.25.500
6
628.8
102
368.4
62
010.30.560
011.30.560
013.30.560
662
458
80
626
494
20
18
4
561
558
70
10
60
0.5
5
689
135
427
86
012.30.560
014.30.560
6
688.8
112
428.4
72
010.25.560
011.25.560
013.25.560
662
458
80
626
494
20
18
4
561
559
70
10
60
0.5
5
689
135
427
86
012.25.560
014.25.560
6
688.8
112
428.4
72
010.30.630
011.30.630
013.30.630
732
528
80
696
564
24
18
4
631
628
70
10
60
0.5
6
772.8
126
494
83
0.4
012.30.630
014.30.630
8
774
94
491
62
0.4
0.2
010.25.630
011.25.630
013.25.630
732
528
80
696
564
24
18
4
631
629
70
10
60
0.5
6
772
126
494
83
0.8
0.4
012.25.630
014.25.630
8
774
94
491
62
0.4
0.2
010.30.710
011.30.710
013.30.710
812
608
80
776
644
24
18
4
711
708
70
10
60
0.5
6
850
139
572
96
0.8
0.4
012.30.710
014.30.710
8
854
104
571
72
0.4
0.2
010.25.710
011.25.710
013.25.710
812
608
80
776
644
24
18
4
711
709
70
10
60
0.5
6
850
139
572
96
0.8
0.4
012.25.710
014.25.710
8
854
104
571
72
0.4
0.2
010.40.800
011.40.800
013.40.800
922
678
100
878
722
30
22
6
801
798
90
10
80
0.5
8
966
118
635
80
0.4
0.2
012.40.800
014.40.800
10
968
94
634
64
010.30.800
011.30.800
013.30.800
922
678
100
878
722
30
22
6
801
798
90
10
80
0.5
8
966
118
635
80
0.4
0.2
012.30.800
014.30.800
10
968
94
634
64
010.40.900
011.40.900
013.40.900
1022
778
100
978
822
30
22
6
901
898
90
10
80
0.5
8
1062.4
130
739.2
93
012.40.900
014.40.900
10
1068
104
734
74
010.30.900
011.30.900
013.30.900
1022
778
100
978
822
30
22
6
901
898
90
10
80
0.5
8
1062.4
130
739.2
93
012.30.900
014.30.900
10
1068
104
734
74
010.40.1000
011.40.1000
013.40.1000
1122
878
100
1078
922
36
22
6
1001
998
90
10
80
0.5
10
1188
116
824
83
012.40.1000
014.40.1000
12
1185.6
96
820.8
69
010.30.1000
011.30.1000
013.30.1000
1122
878
100
1078
922
36
22
6
1001
998
90
10
80
0.5
10
1188
116
824
83
012.30.1000
014.30.1000
12
1185.6
96
820.8
69
010.40.1120
011.40.1120
013.40.1120
1242
998
100
1198
1042
36
22
6
1121
1118
90
10
80
0.5
10
1298
127
944
95
012.40.1120
014.40.1120
12
1305.6
106
940
79
0.8
010.30.1120
011.30.1120
013.30.1120
1242
998
100
1198
1042
36
22
6
1121
1118
90
10
80
0.5
10
1298
127
944
95
012.30.1120
014.30.1120
12
1305.6
106
940.8
79
010.45.1250
011.45.1250
013.45.1250
1390
1110
110
1337
1163
40
26
5
1252
1248
100
10
90
0.5
12
1449.6
118
1048.8
88
012.45.1250
014.45.1250
14
1453.2
101
1041.6
75
010.35.1250
011.35.1250
013.35.1250
1390
1110
110
1337
1163
40
26
5
1251
1248
100
10
90
0.5
12
1449.6
118
1048.8
88
012.35.1250
014.35.1250
14
1453.2
101
1041.6
75
010.45.1400
011.45.1400
013.45.1400
1540
1260
110
1487
1313
40
26
5
1402
1398
100
10
90
0.5
12
1605.6
131
1192.8
100
012.45.1400
014.45.1400
14
1607.2
112
1195.6
86
010.35.1400
011.35.1400
013.35.1400
1540
1260
110
1487
1313
40
26
5
1401
1398
100
10
90
0.5
12
1605.6
131
1192.8
100
012.35.1400
014.35.1400
14
1607.2
112
1195.6
86
010.45.1600
011.45.1600
013.45.1600
1740
1460
110
1687
1513
45
26
5
1602
1598
100
10
90
0.5
14
1817.2
127
1391.6
100
012.45.1600
014.45.1600
16
1820.8
111
1382.4
87
010.35.1600
011.35.1600
013.35.1600
1740
1460
110
1687
1513
45
26
5
1601
1598
100
10
90
0.5
14
1817.2
127
1391.6
100
012.35.1600
014.35.1600
16
1820.8
111
1382.4
87
010.45.1800
011.45.1800
013.45.1800
1940
1660
110
1887
1713
45
26
5
1802
1798
100
10
90
0.5
14
2013.2
141
1573.6
113
012.45.1800
014.45.1800
16
2012.8
123
1574.4
99
010.35.1800
011.35.1800
013.35.1800
1940
1660
110
1887
1713
45
26
5
1801
1798
100
10
90
0.5
14
2013.2
141
1573.6
113
012.35.1800
014.35.1800
16
2012.8
123
1574.4
99
010.60.2000
011.60.2000
013.60.2000
2178
1825
144
2110
1891
48
33
8
2002
1998
132
12
120
0.5
16
2268.8
139
109
012.60.2000
014.60.2000
18
2264.4
123
1735.2
97
010.40.2000
011.40.2000
013.40.2000
2178
1825
144
2110
1891
48
33
8
2001
1998
132
12
120
0.5
16
2268.8
139
1734.4
109
012.40.2000
014.40.2000
18
2264.4
123
1735.2
97
010.60.2240
011.60.2240
013.60.2240
2418
2065
144
2350
2131
48
33
8
2242
2238
132
12
120
0.5
16
2492.8
153
1990.4
125
012.60.2240
014.60.2240
18
2498.4
136
1987.2
111
010.40.2240
011.40.2240
013.40.2240
2418
2065
144
2350
2131
48
33
8
2241
2238
132
12
120
0.5
16
2492.8
153
1990.4
125
012.40.2240
014.40.2240
18
2498.4
136
1987.2
111
010.60.2500
011.60.2500
013.60.2500
2678
2325
144
2610
2391
56
33
8
2502
2498
132
12
120
0.5
18
2768.4
151
2239.2
125
012.60.2500
014.60.2500
20
2776
136
2228
112
010.40.2500
011.40.2500
013.40.2500
2678
2325
144
2610
2391
56
33
8
2501
2498
132
12
120
0.5
18
2768.4
151
2239.2
125
012.40.2500
014.40.2500
20
2776
136
2228
112
010.60.2800
011.60.2800
013.60.2800
2978
2625
144
2910
2691
56
33
8
2802
2798
132
12
120
0.5
18
3074.4
168
2527.2
141
012.60.2800
014.60.2800
20
3076
151
2528
127
010.40.2800
011.40.2800
013.40.2800
2978
2625
144
2910
2691
56
33
8
2802
2798
132
12
120
0.5
18
3074.4
168
2527.2
141
012.40.2800
014.40.2800
20
3076
151
2528
127
For other size please contact with us, we accept custom making.
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