Unlocking the Power of Spherical Plain Bearings
Spherical plain bearings, also known as spherical bushings, are essential components in modern mechanical systems that experience heavy loads, angular misalignment, or oscillating motion. Engineered for durability and flexibility, these bearings are ideal for use in rugged and dynamic environments where standard bearings may fail.
Key Design Features
Spherical plain bearings consist of an inner ring with a convex spherical outer surface and an outer ring with a matching concave inner surface. This unique configuration enables them to accommodate misalignment and perform rotational or oscillating movements under both radial and axial loads.
To meet various performance requirements, spherical plain bearings are available in different material pairings:
- Steel-on-steel for high load capacity
- Steel-on-bronze for corrosion resistance
- PTFE or composite-lined for maintenance-free operation
Types of Spherical Plain Bearings
- Radial Spherical Plain Bearings (GE Series):
Designed for radial loads with limited axial loading capabilities.
- Angular Contact Spherical Plain Bearings:
Handle combined radial and axial loads in one direction.
- Thrust Spherical Plain Bearings:
Optimized for pure axial loads.
- Maintenance-Free Types:
Ideal for dry environments where relubrication is impractical.
- Requiring-Maintenance Types:
Provide superior durability under harsh conditions when properly lubricated.
Widespread Industrial Applications
Due to their load-handling capacity and ability to self-align, spherical plain bearings are widely used in:
- Construction and Earthmoving Equipment (e.g., booms, arms, pivots)
- Agricultural Machinery (e.g., steering and suspension systems)
- Automotive Systems (e.g., control arms, shock absorbers)
- Aerospace and Defense (e.g., landing gear, actuation systems)
- Hydraulic Cylinders and Linkages
- Railway, Marine, and Bridge Structures
Your Reliable Supplier of Global Bearing Brands
At Xinbote Bearing Co., Ltd., we are a leading manufacturer and exporter of high-quality spherical plain bearings. With over 20,000 square meters of production space and decades of industry expertise, we serve clients across industries with reliable and innovative bearing solutions.
We proudly offer spherical plain bearings from globally recognized brands:
- TIMKEN
- SKF
- NSK
- NACHI
- IKO
- ASAHI
- KOYO
- NTN
Beyond brand-name products, we specialize in custom-engineered bearing solutions tailored to meet specific operational demands. Whether you need high-load endurance, corrosion resistance, or maintenance-free performance, we can deliver the right product for your application.
Global Distribution, Local Service
Our products are trusted by customers in Germany, Italy, Canada, India, and many other countries. Backed by ISO 9001, ISO 14001, and OHSAS 18001 certifications, Xinbote ensures consistent quality, safety, and environmental responsibility.
Partner with Us
Choose Xinbote Bearing Co., Ltd. for a comprehensive range of spherical plain bearings—standard or custom—delivered with global reach and local expertise.