NSK 6311ZZ Ball Bearing Double-Shielded 55x120x29mm ref# 6311-2ZNRJEM /6311ZZNR
New unused. Missing original manufacturer packaging. NSK 6311ZZ Ball Bearing – Double-Shielded – 55mm ID x 120mm OD x 29mm width – for comparison industry ref#’s 6311-2ZNRJEM / 6311ZZNR