JMZC Track Roller Bearings
1.ISO 9001:2008
2.Timken original manufactur
3.prompt delivery and best serv
Slewing Bearing
slewing bearing constitute by two seat circles, compact structure,
light weight, steel ball rolling four contacts with circular arc, can also carry axial force, radial force and pour over torque.
Rotary conveyor, welding CaoZuoJi, small and medium-sized crane and excavators engineering machinery all can choose.
| External Gear | Overall Dimension | Installation Dimension | Mass | |||||
| DL | D | d | H | D1 | D2 | n | Ø | |
| mm | mm | mm | mm | mm | mm | mm | kg | |
| 021.25.500 | 616 | 384 | 106 | 580 | 420 | 20 | 18 | 100 |
| 022.25.500 | ||||||||
| 021.25.560 | 676 | 444 | 106 | 640 | 480 | 20 | 18 | 115 |
| 022.25.560 | ||||||||
| 021.25.630 | 746 | 514 | 106 | 710 | 550 | 24 | 18 | 130 |
| 022.25.630 | ||||||||
| 021.25.710 | 826 | 594 | 106 | 790 | 630 | 24 | 18 | 140 |
| 022.25.710 | ||||||||
| 021.30.800 | 942 | 658 | 124 | 898 | 702 | 30 | 22 | 200 |
| 022.30.800 | ||||||||
| 021.30.900 | 1042 | 758 | 124 | 998 | 802 | 30 | 22 | 250 |
| 022.30.900 | ||||||||
| 021.30.1000 | 1142 | 858 | 124 | 1098 | 902 | 36 | 22 | 300 |
| 022.30.1000 | ||||||||
| 021.30.1120 | 1262 | 978 | 124 | 1218 | 1022 | 36 | 22 | 340 |
| 022.30.1120 | ||||||||
Series for slewing bearing
single row four point contact ball slewing bearings(01 series)
double row different diameter ball slewing bearings (02 series)
single row cross roller slewing bearings (11 series)
Three rows of combination roller slewing bearings (13 series)
single row four point contact ball slewing bearings (HS series)
single row cross roller slewing bearings (HJ series)
single row four point contact ball slewing bearings (QU, QW, QN series)












