The POM 6900 is a lightweight, plastic miniature deep groove ball bearing measuring 10 mm (inner diameter) by 22 mm (outer diameter) by 6 mm (width). It uses polyoxymethylene (POM/acetal) for the races and typically glass or stainless steel balls, offering self-lubricating, rust-proof, and electrically insulating performance. Model POM6900 PP6900 PEEK6900 Brand ZH Material Chrome Steel precision P0 P6 P5 P4 Product Description The POM 6900 bearing is an engineering plastic