Double-row ball slewing ring (toothless type)
The double-row ball slewing bearing is composed of two rows of rolling elements, which can bear large axial load, radial load and overturning moment at the same time, and has a higher safety factor. It is widely used in large cranes, mining equipment, excavators and other mechanical equipment. Double row ball slewing bearing is mainly composed of inner ring, outer ring, two rows of rolling elements (steel balls), cage and sealing device. The inner and outer rings usually have multiple mounting h
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Product Description

                         

Note
1, n1 is the number of lubricating oil holes. Oil cup M10x1JB/T7940.1~JB/T7940.
2 , according to the application, the user can specify the position of the oil hole, n-φ can be changed to threaded hole, thread diameter M, thread depth 2M
3. The internal gear circumferential force is the maximum circumferential force, and the rated circumferential force is 1/ 2.
4, "k" is the clipping coefficient.
5 the specifications in this sample are standard products., the inner and outer diameters are free tolerances. If the host and slewing bearing have coordination requirements, please in the contract or contract annex.( such as technical agreement) the fit size and accuracy are indicated in.
6, the table listed in our company's conventional products, if you have other special requirements, please contact our company

    

No. Model Overall dimensions Installation Dimensions Structure Size Gear Parameters Peripheral force of gear Reference weight
De D d H D 1 D 2 n Φ M n 1 D 3 d 1 H₁ h B m z x k Normalizing Tempering Kg
mm mm mm mm mm mm mm mm mm mm mm mm mm mm KN KN
1 020.25.500.002 616 384 106 580 420 20 18 16 4 477 482 96 26 121
2 020.25.560.002 676 444 106 640 480 20 18 16 4 537 543 96 26 136
3 020.25.630.002 746 514 106 710 550 24 18 16 4 607 613 96 26 152
4 020.25.710.002 826 594 106 790 630 24 18 16 4 687 692 96 26 172
5 020.30.800.002 942 658 124 898 702 30 22 20 6 771 777 114 29 284
6 020.30.900.002 1042 758 124 998 802 30 22 20 6 871 877 114 29 316
7 020.30.1000.002 1142 858 124 1098 902 36 22 20 6 971 977 114 29 349
8 020.30.1120.002 1262 978 124 1218 1022 36 22 20 6 1091 1097 114 29 394
9 020.40.1250.002 1426 1074 160 1374 1126 40 26 24 5 1214 1215 150 39 709
10 020.40.1400.002 1576 1224 160 1524 1272 40 26 24 5 1364 1365 150 39 787
11 020.40.1600.002 1776 1424 160 1724 1476 45 26 24 5 1564 1565 150 39 899
12 020.40.1800.002 1976 1624 160 1924 1676 45 26 24 5 1764 1765 150 39 1018
13 020.50.2000.002 2215 1785 190 2149 1851 48 33 30 8 1962 1965 178 47 1586
14 020.50.2240.002 2455 2025 190 2389 2091 48 33 30 8 2202 2206 178 47 1789
15 020.50.2500.002 2715 2285 190 2649 2351 56 33 30 8 2462 2465 178 47 1990
16 020.50.2800.002 3015 2585 190 2949 2651 56 33 30 8 2762 2765 178 47 2243
17 020.60.3150.002 3428 2872 226 3338 2962 56 45 42 8 3102 3104 214 56 3762
18 020.60.3550.002 3828 3272 226 3738 3362 56 45 42 8 3502 3504 214 56 4272
19 020.60.4000.002 4278 3722 226 4188 3812 60 45 42 10 3952 3954 214 56 4828
20 020.60.4500.002 4778 4222 226 4688 4312 60 45 42 10 4452 4454 214 56 5465