MR85-2Z deep groove ball bearing

The MR85-2Z is a miniature deep groove ball bearing with 5mm inner diameter, 9mm outer diameter, and 4mm thickness, featuring double metal shields (2Z) for dust protection. Made of high-carbon chromium bearing steel (GCr15) with a resin cage, it is suitable for medium-contamination environments in micro-equipment such as small fans, power tools, and automated transmission mechanisms.