bearing bushing 1.Series:SF-1,SF-2,FB090 ... mm2 3.Max speed: limit:5m/s bearing bushing,self-lubricating bearing bush1.Series:SF-1,SF-2,FB090,JDB ... metallurgical and mining machine, civil engineering, power station, strip rolling industries, etc FB090 bronze bushing(1) Feature: The bronze ... where is middle speed and high impact etc. FB09G ............ bearing bushing(SF-1,SF-2,FB090,JDB,FZ,JF800,FB09G ...