TFI Bearing Co.,Ltd

NSK 6203ddu Bearing

 

Double Row Different Ball Slewing Bearing

The double row ball slewing bearing has two row steel balls for structure, it has bigger load capacity comparing to single row type slewing bearing  and better safety factor, and it could bear axial load, radial load and tilting moment at the same time. Double row ball slewing ring has three seat rings, the steel ball and the spacing block can be directly arranged into the upper and lower races, two rows of upper and lower steel balls with differently diameter are fitted according to the stress condition. Double row different ball slewing bearing ring’s axial and radial size are relatively large and solid in structure, so it is usually used in diameter tower cranes, truck mounted cranes etc.

Double row ball slewing bearing ring is mainly made of 50Mn, 42CrMo, C45.

3" Dual Axis Enclosed Worm Drive, slewing drive SDE3 for solar tracking system
3" Dual Axis Enclosed Worm Drive, slewing drive SDE3 for solar tracking system
2000 rpm
1400 rpm
Slewing bearing 20Y-25-00301 slewing ring used for PC201-7 excavator
Slewing bearing 20Y-25-00301 slewing ring used for PC201-7 excavator
8500 rpm
30.000 mm
Enclosed slewing drive , single worm drive SE/PE Series for Solar trackers , such as SE12
Enclosed slewing drive , single worm drive SE/PE Series for Solar trackers , such as SE12
0.64 mm
26000 rpm
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