High-Precision Deep Groove Thin-Walled Bearing 6918z (ZZ/RS) – Industrial-Grade Performance
Ultra-thin 18mm design optimizes space in compact assemblies without sacrificing load capacity. Precision-ground chrome steel races ensure smooth rotation and extended service life under high-speed or radial loads. Dual shielding (ZZ) or rubber sealing (RS) options protect against dust and debris, ideal for CNC machinery, robotics, and medical equipment. Heat-treated steel balls reduce friction for silent operation in sensitive environments. 90mm inner diameter & 125mm outer diameter fit standard industrial shafts. Perfect for conveyor systems, printing presses, and automotive applications requiring low-profile durability. Direct bulk pricing—global wholesale leader with unbeatable value for OEMs and resellers. Stocked for fast shipment.