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  • Product Name： Series Q-Single Row Ball Slewing Bearing----External Gear

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Series Q-Single Row Ball Slewing Bearing----External Gear

Characteristic of structure, performance and application

The single row four point contact ball slewing bearing is composed of two seat rings, which design in compact structure and light weight, steel ball contact with the circular raceway at four point, it can bear the axial force, radial force and the tilting moment at the same time.

It can be used for slewing conveyer, welding manipulator, light & medium duty crane, excavator, and other construction machinery.


No. Model Dimensions Mounting Dimensions Structural Dimension Gear Data
External Gear H Du Dn n Through Hole A Screw hole B/C/D n1 h B m External Gear x=-0.5
De z Weight
D d φ d1 T
mm mm mm mm kg
1 QW.315.20 406 222 60 370 260 10 17 M16 24 2 10 40 3 423 140 35
QW.315.20A 4 428 106 36
2 QW.355.20 446 262 60 410 300 10 17 M16 24 2 10 40 3 462 153 40
QW.355.20A 4 468 116 41
3 QW.400.20 490 307 60 455 345 12 17 M16 24 2 10 40 4 512 127 45
QW.400.20A 5 520 103 47
4 QW.450.20 540 357 60 505 395 12 17 M16 24 2 10 40 4 564 140 51
QW.450.20A 5 570 113 53
5 QW.500.20 590 407 60 555 445 14 17 M16 24 2 10 40 5 615 122 56
QW.500.20A 6 624 103 58
6 QW.560.20 654 464 70 618 502 14 17 M16 30 2 10 50 4 680 169 78
QW.560.20A 5 685 136 79
7 QW.630.20 724 534 70 688 572 16 17 M16 30 2 10 50 4 748 186 86
QW.630.20A 5 755 150 88
8 QW.710.20 804 614 70 768 652 18 17 M16 30 2 10 50 5 835 166 99
QW.710.20A 6 840 139 101
9 QW.800.20 894 704 70 858 742 20 17 M16 30 2 10 50 6 930 154 114
QW.800.20A 8 936 116 114
10 QW.800.25 904 692 78 864 736 18 22 M20 36 2 10 58 6 942 156 143
QW.800.25A 8 952 118 147
11 QW.900.25 1004 792 78 964 836 20 22 M20 36 2 10 58 8 1048 130 162
QW.900.25A 10 1060 105 168
12 QW.1000.25 1104 892 78 1064 936 24 22 M20 36 2 10 58 8 1152 143 182
QW.1000.25A 10 1160 115 185
13 QW.1000.32 1120 876 90 1074 926 24 24 M22 40 2 10 70 8 1160 144 227
QW.1000.32A 10 1170 116 232
14 QW.1120.32 1240 996 90 1194 1046 28 24 M22 40 4 10 70 10 1300 129 272
QW.1120.32A 12 1308 108 275
15 QW.1250.32 1370 1126 90 1324 1176 32 24 M22 40 4 10 70 10 1430 142 302
QW.1250.32A 12 1440 119 309
16 QW.1400.32 1520 1276 90 1474 1326 36 24 M22 40 4 10 70 12 1584 131 337
QW.1400.32A 14 1596 113 347
17 QW.1250.40 1390 1108 102 1336 1164 32 26 M24 45 4 12 80 10 1450 144 396
QW.1250.40A 12 1452 120 392
18 QW.1400.40 1540 1258 102 1486 1314 36 26 M24 45 4 12 80 12 1608 133 448
QW.1400.40A 14 1610 114 443
19 QW.1600.40 1740 1458 102 1686 1514 40 26 M24 45 4 12 80 12 1812 150 528
QW.1600.40A 14 1820 129 534
20 QW.1800.40 1940 1658 102 1886 1714 44 26 M24 45 4 12 80 14 2016 143 583
QW.1800.40A 16 2032 126 607
21 QW.1600.50 1762 1434 124 1704 1496 40 30 M27 50 4 12 100 12 1824 151 714
QW.1600.50A 14 1834 130 727
22 QW.1800.50 1964 1634 124 1904 1696 44 30 M27 50 4 12 100 14 2044 145 845
QW.1800.50A 16 2048 127 843
23 QW.2000.50 2162 1834 124 2104 1896 48 30 M27 50 6 12 100 16 2240 139 912
QW.2000.50A 18 2250 124 927
24 QW.2240.50 2402 2074 124 2344 2136 54 30 M27 50 6 12 100 16 2480 154 1020
QW.2240.50A 18 2502 138 1078
25 QW.2500.50 2662 2334 124 2604 2396 60 30 M27 50 6 12 100 18 2754 152 1171
QW.2500.50A 20 2760 137 1175
26 QW.2500.60 2696 2304 150 2626 2374 60 33 M30 56 6 14 122 18 2790 154 1677
QW.2500.60A 20 2800 139 1701


Note:

1. n1 is the number of lubricating holes. Oil cup M10×1JB/T7940.1~JB/T7940.2. The Oil nipple's location can be changed according to the user's application.

2. n-φ can be changed to tapped hole,the diameter of tapped hole is M,depth is2M.

3. The tangential tooth force in the form is the maximum tooth force,the nominal tangential tooth force is 1/2 of the max one.

4. "K" is addendum reduction coefficient.

Please Send Inquiry:info@turntable-bearing.com

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