Specifications for 191.232.4000.990 slewing bearing, slewing ring bearing, ring bearing, roller bearings
1. Type: Three row roller slewing bearing
2. Material: 42CrMo4V,42CrMo,42CrMo4
3. Precision: P0. P6. P5.
4. Bore diameter: 4155 3860mm
5. Outside diameter:4351.6mm
6. Height: 181mm
7. Cage/retainer: Nylon 
8. Gear type: External gear
9. N. W. :3752kgs

WELCOME TO HGB BEARINGS.

We specialize in the production of manufacturing slewing ring bearings or turntable Bearings.
We offer high-precision and high-quality slewing bearings, which are widly used in many fields,such as hoisting and conveying machinery, construction engineering machinery, harbour machinery, wind power generation, radar and missile launchers and so on.

We specialize in the field of slewing ring bearings or turntable Bearings.
Slewing ring bearings or turntable bearings cover the following kinds:
1. Four contact ball slewing bearing (turntable bearing),  
2. Double-row different diameter ball slewing bearing (turntable bearing),
3. Three-row cylindrical roller slewing bearing (turntable bearing),
4. Cross cylindrical roller slewing bearing (turntable bearing).

What's more, HGB Bearing also offer wind power bearings and custom non-standard bearings.

Our strength: 
1. Rich experience
Our technical department has 20 experienced engineers, who have been with our factory for more than 10 years. They are the core of our factory. 
2. Pay attention to quality
We don't have so much stock compared to other factories. 
The pursuit of quantity will not pour deep feelings on each bearing. We want to do a good job of each bearing that the customer needs, not a warehouse with a lot of stock. 
3. Continue to challenge
We undertake OEM and continue to expand the scope of OEM bearings. 
If you want to know more about us, please see our website.
Please  attention: We just offer the best production and the best service!
Welcome to visit our factory and make cooperate with us. 
Thank you for your concerns.