Excavator series slewing bearing
Slewing bearings are used in crane bearings, crane bearings, bucket wheel bearings, marine crane bearings, shield machine bearings, large ladle bearings, and other turntable equipment bearings that are subject to radial, axial and moment loads. Slewing bearings are widely used. Engineering machinery is the initial application field of slewing bearings and the most widely used place, such as earthmoving machinery, excavators, dismantling machines, stackers and reclaimers, graders, road rollers, dynamic compactors, rock drilling machinery, tunnel boring machines, etc.
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Product Description
Our company supplies various models and types of excavator slewing bearings.
YongqiangAvailable in a variety of raw material materials, internal assembly options, lubricants, and corrosion resistance options.
ourThe sealing effect during the operation of the slewing bearing effectively guarantees the internal lubrication of the slewing bearing and extends its service life.
As a main engine supporting manufacturer of construction machinery, we can provide stable and reliable slewing bearing operation solutions..
Serial  Model  Teeth OD IN Total height
1 PC30-2(92Z) 92 614.5 452 53.5
2 PC50-7 90 748 573.5 60
3 PC55 90 748 573.5 60
4 PC60-5（80Z） 80 852 627 75
5 PC60-6（76Z） 76 806 596 74
6 EX40-1 76 615 446 59
7 EX50 90 750 573.5 65
8 EX60-1 71 781 554 78
9 EX60-2 71 781 554 78
10 EX60-3 71 781 554 78
11 R55-5 90 800 573 70
12  R60-5 90 800 573 70
13 R60-7 86 800 590 74
14 R55-7 86 800 590 74
15 R70-7 85 900 665 85
16  R80-7 85 900 665 85
17 DH300-5（V） 85 1461 1162 120
18 DH280 85 1461 1162 120
19 DH290-5 85 1461 1162 120
20 DX300 85 1475 1165 120
21 DH340 90 1543 1235 132
22 CAT 305.5 84 770 575 73
23 CT 45 82 685 483 60
24 CT 60 86 800 590 70
25 CT 80 94 908 651 78
26 CAT 307C 75 810 586 82
27 CAT 307D 75 810 586 82
28 CAT E307B 75 811 586 84
29 CAT E70B 75 810 586 83
30 CAT 308 75 810 586 83
31 CAT110 90 1093 881 72
32 CAT312C 90 1093 882.5 72.5
33 CAT311 90 1093 881 72
34 CAT311 90 1115 882 77
35 CAT312B 90 1115 883 75

If there is no excavator model listed, please contact the sales personnel for specific consultation.