... seal 1.Quality certificate:TS16949 2.Materials:NBR,NR,FPM...etc 3.Use for all machines oil electric pump seal ... :1.Unit price:depends on the material and the detailed design2.Materials:NBR,NR,FPM(VITON),EPDM,ACM etc.3.Quality ... manufacture large-sized O-ring(ODMax 1850mm),Oil Seal(ODMax 1700mm)and V-ring(ODMax 1850mm).We ... cylinder rod seal10~160303-40~180 High quality oil electric pump seal