Discover high-quality 17 mm steel shaft sleeve bearings compatible with standard 6003, 6203, and 6303 ball bearings, designed for reliable performance in demanding electrical and mechanical applications. Each sleeve features a 25 mm length and is available in undersize options with 15 mm or 14 mm bores for precise fitment. These durable steel sleeves provide excellent support and alignment, ensuring smooth operation and extended bearing life. Ideal for use in motors, generators, and other electrical components, they offer robust construction, accurate dimensions, and compatibility with industry-standard bearing sizes for easy replacement and maintenance.