Technical parameter for four point contact ball ring bearing, slewing ring bearing, swing Bearing, slewing gear
Model: E. 750.20.00. B
ID: 572MM
OD: 742.3MM
H: 56MM


Single row ball slewing ring bearing
1. Introduction of LYHY single row ball slewing bearings
LYHY is a professional manufacturer in slewing ring bearings since 1993. We can also design and make other standard and non-standard ball bearings, roller bearings and precision bearings as per customer's different technical requirements.
Slewing bearing is also called slewing ring, slewing ring bearing, turntable bearing, and rotary bearing.
The single row ball slewing ring bearing is composed of 2 seat-rings. The balls contact with the circular race at four points, via which the axial force, radial force and resultant moment may be born simultaneously.

2. Structure:
Single row ball slewing bearing has three different types:
Single row ball slewing bearing with no gear
Single row ball slewing bearing with external gear
Single row ball slewing bearing with internal gear



3. Features
Single row ball slewing ring bearings have following features:
Compact in structure and light in weight.

4. Application:
Single row ball slewing ring bearings are widely used in slewing conveyers, welding arm and positioned, medium duty cranes, excavators and other engineering machines

5. Structure of LYHY slewing bearings
Slewing ring bearings have different types as per different structures:
Single row ball slewing bearings
Double row ball slewing bearings
Crossed roller slewing bearings
Triple row roller slewing bearings
Flange slewing bearings



6. Why choose LYHY slewing bearings
A pioneer in slewing bearing field, rich experience, can do design, produce, mounting guide
Small order accepted
SO certified company
Variorum models
7*24hours hotline to help you with your cranes
Strict quality control system to ensure quality for slewing bearing


7. Packaging Details for large diameter slewing bearing with pinion
1). Bearing surface is covered with the anti-rust oil first; And then wrapped with the plastic film;
2). And then packed with Kraft paper and professional belts;
3). At last, with wooden box totally at the outer packing to invoid the rust or the moist;
4). We can depend on the customers demand to be packed;

8. We can manufacture replacement Slewing ring bearing for Torriani models:
Flange slewing bearing: External gear internal flange
E. 505.20.00. C, E. 505.20. C, E. 650.20. C, E. 750.20.00. C, E. 850.20.00. C, E. 950.20.00. C,
E. 1100.32.00. C, E. 1050.20.00. C, E. 1200.32.00. C, E. 1200.20.00. C, E. 1300.32.00. C,
E. 1400.32.00. C, E. 1500.32.00. C, E. 1600.32.00. C



Flange slewing bearing: Internal gear external flange
I. 505.20.00. C, I. 650.20.00. C, I. 750.20.00. C, I. 850.20.00. C, I. 950.20.00. C, I. 1100.32.00. C,
I. 1050.20.00. C, I. 1200.32.00. C, I. 1200.20.00. C, I. 1300.32.00. C, I. 1400.32.00. C, I. 1500.32.00. C, I. 1600.32.00. C
Flange slewing bearing: Internal and external flange
SD. 505.20.00. C, SD. 650.20.00. C, SD. 750.20.00. C, SD. 850.20.00. C, SD. 950.20.00. C, SD. 1050.20.00. C,
SD. 1200.20.00. C, SD. 1100.32.00. C, SD. 1200.32.00. C, SD. 1300.32.00. C, SD. 1400.32.00. C, SD. 1500.32.00. C,
SD. 1600.32.00. C
Four point contact ball slewing bearing: Serie I. 22. A-T
I. 400.22.00. A-T, I. 500.22.00. A-T, I. 700.22.00. A-T, I. 800.22.00. A-T, I. 880.22.00. A-T, I. 1000.22.00. A-T, I. 1100.22.00. A-T

Double row ball slewing bearing: Serie I. 2. A
I. 880.2.00. A, I. 1000.2.00. A