... SAE660),C95400.Brass Standard:HPb59-1,H62, H68, HA177-2, HA166-6-3-2, HMn58-2, HFe59-1. Applicationwidely used in screw compressorsOur bushing features1, ... we are a professional manufacturer specizlized in copper ... for survivle and development on the basis of quality air compressor copper sleeve