1. Introduction of LYHY single row four point contact ball slewing bearing
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 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
2. Detailed specifications for the offshore crane slewing bearing:
Material: 42CrMo
Precision: P0, P6, P5
Cage/retainer: Nylon, steel, brass
Gear type: External gear slewing bearing, Internal Gear slewing ring bearing, no gear slewing ring bearing
3. 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
4. Application: For harbour and shipyard crane
Mine machine, port hoisting machine, port oil transfer equipment, onshore and offshore crane, excavator, concrete machine, paper machine, plastic and rubber machine, weave machine, steel plant, electronic power plant, wind power generator, other construction and industry machines or equipments.
5. 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;
If you need more information about our product, pls feel free to contact us.
We will get back to you ASAP.
1. Product Series
Single-row Four-point Contact Slewing Bearing
Single-row Crossed Roller Slewing bearing
Double-row Four-point Contact Slewing bearing
Three-row Roller Slewing Bearing
Light type slewing bearing
2. Size range
Outside Diameter: 200mm--8000mm
3. Material: 42 CrMo, 50Mn
4. Minimum order: 1 piece
5. Package: Moisture-proof, Antirust and Oil-proof packing with plywood box
6. Feature: Low noise and low vibration
7. Certificates: ISO9001: 2008.
8. Durability: Perfect
9. Delivery time: 30days -- 45 days
10. Payment terms: L/C, T/T
11. Shipment terms: FOB, CIF, CFR
12. Supply Ability: 5000pcs per year
13. Inner structure: Roller & Ball
14. Custom design: Available
Slewing Ring Bearings with external gear
191.20.1250.990.41.1502
191.20.1400.990.41.1502
191.20.1600.990.41.1502
191.20.1800.990.41.1502
191.20.2000.990.41.1502
191.25.1800.990.41.1502
191.25.2000.990.41.1502
191.25.2240.990.41.1502
191.25.2500.990.41.1502
191.25.2800.990.41.1502
191.32.2240.990.41.1502
191.32.2500.990.41.1502
191.32.2800.990.41.1502
191.32.3150.990.41.1502
191.32.3550.990.41.1502
191.32.4000.990.41.1502
191.40.2800.990.41.1502
191.40.3150.990.41.1502
191.40.3550.990.41.1502
191.40.4000.990.41.1502
191.40.4500.990.41.1502
191.50.3150.990.41.1502
191.50.3550.990.41.1502
191.50.4000.990.41.1502
191.50.4500.990.41.1502
191.50.5000.990.41.1502
191.50.5600.990.41.1502
191.50.6300.990.41.1502
Slewing Ring Bearings with internal gear
192.20.1250.990.41.1502
192.20.1400.990.41.1502
192.20.1600.990.41.1502
192.20.1800.990.41.1502
192.20.2000.990.41.1502
192.25.1800.990.41.1502
192.25.2000.990.41.1502
192.25.2240.990.41.1502
192.25.2500.990.41.1502
192.25.2800.990.41.1502
192.32.2240.990.41.1502
192.32.2500.990.41.1502
192.32.2800.990.41.1502
192.32.3150.990.41.1502
192.32.3550.990.41.1502
192.32.4000.990.41.1502
192.40.2800.990.41.1502
192.40.3150.990.41.1502
192.40.3550.990.41.1502
192.40.4000.990.41.1502
192.40.4500.990.41.1502
192.50.3150.990.41.1502
192.50.3550.990.41.1502
192.50.4000.990.41.1502
192.50.4500.990.41.1502
192.50.5000.990.41.1502
192.50.5600.990.41.1502
192.50.6300. 990.41.1502
Audited Supplier 
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