Product Details

factory OEM 31-20 2000/2-06740 machine tools thriple row roller bearing turntable swing circle gear ring

Bearing No.	31-20 2000/2-06740
Bearing structure	external gear three row roller slewing bearing
Bearing material	42CrMo/50Mn/C45
Bearing ID	1853mm
Bearing OD	2236.8mm
Bearing warranty	1 year
Service	OEM
Application	construction equipment, automation machine,industry equipments.

Operating conditions

Permissible temperature range -25°C to +70°C

Maximum permissible rotational speed nperm = 20000 / DL

(DL = raceway diameter)

“Compressive” load Bolt grade 10.9

Typical applications

Heavy harbour cranes, shipboard cranes, ladle turrets and grab cranes, radar antennas, wind energy turbine main bearings, tunnel boring machines and loading buoys (oil, gas swivels), machine tools (in general where the application requires high duty cycles).

Characteristics

• High precision

• Highest axial load capacity

• Especially high tilting moment load capacity

• High rigidity

• Long service life

The products we manufacture are as follows:

1.Single row four point contact slewing bearing

2.double row ball bearing

3.three row roller bearing

4.cross roller slewing bearing

Any interests or inquiry, please feel free to contact us.