
Spherical Roller Bearing 21318 Genuine Bearing Factory Manufacturer. Long Life Performance: Designed for extended durability in demanding industrial applications. Double Row Structure: Features a double row spherical design for enhanced load capacity. Chrome Steel Material: Constructed from high-quality GCR15 chrome steel for strength. Precision Rating Options: Available in P0, P6, P5, and P4 precision ratings. Multiple Cage Types: Offers CC, CA, MB, and E cage options for various needs. Wide Application Scope: Suitable for mining, metallurgy, agriculture, and chemical industries. Quality Guarantee: Includes pre-production samples and final inspection before shipment. Experienced Manufacturer: Over 20 years of experience in bearing production and quality control.