Bearings - What it does - Provides smooth rotation by supporting a shaft and reducing friction between moving parts. - Handles radial and, where applicable, axial loads to maintain alignment and stability during operation. - Key benefits - Lower friction for efficient performance and reduced energy loss. - Consistent rotation with minimal play, extending service life of equipment. - Reliable load handling for rotating assemblies in a variety of conditions. - Sealed or shielded options protect internal components from dust and moisture. - Ready for standard replacement with common shaft and housing designs. - Compatibility and sizing - Supports standard bore diameters and shaft fits for common bearing applications. - Available in metric and imperial sizing across typical ranges; compatible with widely used housings and shafts. - Multiple designs available (sealed, shielded, and open) to suit different environments and maintenance needs. - Designed for straightforward replacement in compatible equipment without major modifications. - Materials and performance - Common materials include chrome steel (AISI 52100) for strength and durability, stainless steel for corrosion resistance, and ceramic variants for high speed and reduced friction. - Available in various precision grades and tolerance classes to meet performance requirements. - Sealed or shielded options help retain lubrication and resist contaminants, improving longevity. - Lubricated or grease-filled variants available to support immediate use and steady performance. - Size and weight considerations - Bearings come in a range of inner and outer diameters and widths to fit different shafts and housings. - Weight and footprint scale with size, influencing rotor balance, load capacity, and housing requirements. - Typical applications - Robotic joints and hobby electronics: enable smooth, reliable motion in compact, precision assemblies. - Conveyor rollers and material handling: support continuous rotation with stable alignment in dusty or damp environments. - Household and industrial appliances: power fans, gearboxes, and rotating components benefit from low friction and durable performance. - Small motors and wheels: reduce startup friction and wear, improving efficiency and longevity. - Practical selection tips - Match bore size and outer dimensions to the existing shaft and housing. - Choose seal or shield options based on exposure to dust, moisture, or contaminants. - Consider operating speed and load requirements to select the appropriate material and precision grade. - Verify compatibility with lubrication needs or opt for sealed variants for maintenance-free operation. - Maintenance and care - Inspect seals and shields periodically for damage and contamination. - Re-lubricate or replace bearings according to equipment maintenance schedules and manufacturer guidelines. - Ensure correct mounting torque and alignment during installation to prevent premature wear.