TIMKEN offers a range of spherical roller bearings tailored to different misalignment scenarios—from light-duty conveyors to heavy-duty industrial presses. Below are three high-precision models proven to resolve alignment issues and deliver reliable, smooth operation:
1. TIMKEN 22215EK Spherical Roller Bearing: Compact Precision for Light-to-Medium Duty
Ideal for applications where space is limited but misalignment is common—such as small conveyor systems, textile machinery, and fractional-horsepower motors—the 22215EK balances compact design with exceptional self-aligning performance:
- Key Specifications: Inner diameter (ID) = 75 mm, Outer diameter (OD) = 130 mm, Width = 31 mm; Dynamic radial load rating = 210 kN, Dynamic axial load rating = 85 kN; Angular misalignment compensation = up to 0.3°.
- Design Advantage: The “EK” suffix indicates a cylindrical bore with a locking collar, simplifying installation and allowing for fine adjustments during setup—critical for correcting minor misalignment in tight spaces.
- Real-World Impact: A textile mill in Southeast Asia was struggling with frequent bearing failures in its yarn-dyeing machine rollers, caused by slight angular misalignment from thermal expansion. After switching to the 22215EK, the mill reported a 60% reduction in bearing replacements and a 15% drop in energy consumption, as the self-aligning bearings eliminated friction-related drag.
2. TIMKEN 23130EAW33 Spherical Roller Bearing: Heavy-Duty Alignment for High-Load Applications
For heavy machinery facing severe misalignment—such as industrial crushers, steel mill roll stands, and large fans—the 23130EAW33 is engineered to handle extreme loads while compensating for alignment issues:
- Key Specifications: ID = 150 mm, OD = 250 mm, Width = 80 mm; Dynamic radial load rating = 580 kN, Dynamic axial load rating = 220 kN; Angular misalignment compensation = up to 0.5°.
- Design Advantage: The “W33” suffix adds a lubrication groove and three oil holes in the outer ring, ensuring consistent grease flow even when misalignment increases friction. The “EA” designation denotes a brass cage, which provides superior strength and heat resistance for high-load, high-temperature environments.
- Real-World Impact: A North American steel mill was experiencing monthly downtime in its hot rolling mill due to bearing failures caused by combined misalignment (angular + parallel) in the work rolls. By installing the 23130EAW33, the mill extended bearing service life from 4 weeks to 6 months, cutting unplanned downtime by 85% and saving over $200,000 annually in maintenance costs.
As experienced professionals in the bearing industry for many years, we have always been committed to providing our customers with the highest quality products and the most satisfactory services. Through collaborations with top brands such as SKF, TIMKEN, FAG, THK, and others, we have not only established a wide range of product lines but also accumulated rich industry experience and technical knowledge. For more information, please mail to crystal@wsbearing.com.