Radial Insert Ball Bearing UC214 UC215 UC216 UC217 UC218 Pillow Block Bearing. Self-Aligning Capability: Spherical outer ring allows self-alignment with concave bearing seat. High Temperature Resistance: Maximum operating temperature up to 250 degrees Celsius. OEM and ODM Services: Customization available for model number, body material, cage, and vibration levels. Wide Precision Range: Available in P0, P5, P6, P4, and P2 precision ratings. Multi-Industry Application: Suitable for agricultural machinery, transportation, construction, and mining equipment. Durable Construction: Made of chrome steel with low friction and high load resistance. ISO Quality Inspection: Finished products inspected according to ISO standards by QC staff. Long Manufacturing Experience: Over 12 years of experience in manufacturing linear motion parts.