self lubricating bearing 1.Series:SF-1,SF-2,FB090,JDB ... .Max load capacity:140/mm2 3.Max speed: limit:5m/s self lubricating bearing:1.Series: SF-1, SF-2, FB090, JDB ... load capacity:140/mm24.Max speed: limit:5m/s1. DU Self-Lubricating bushing (1) Feature: a steel backing, a sintered ... for where is middle speed and high impact etc. FB09G ............ self lubricating bearing(SF-1,SF-2,FB090,JDB,FZ,JF800 ...