... BearingsMax Load (kgf)Dyn:155Stat:70RPM (x1000):41Shield / closure: Open Bearing, Z, ZZ, RS, 2RS,TTTolerance codes: ABEC-1, ABEC-3 ... , C4, C5Material: AISI52100, AISI440C, AISI304, AISI316, CeramicRetainer: PTFE, Nylon, PEEK Or Stainless SteelThis bearing can be found with the following part numbers ...