PTFE Discs Solid Round Sheet Pads Sealed Cushioning DN15 – DN800 Thickness 3mm
DN100 (158 3mm)， DN125 (188 3mm)，DN150 (212 3mm)，DN200 (268 3mm)，DN250 (322 3mm)， DN300 (375 3mm)，DN350 (438 3mm)，DN400 (490 3mm)， DN450 (532 3mm)， DN500 (590 3mm)，DN600 (690 3mm)，DN700 (800 3mm)，DN800 (900 3mm).