Disc and Bush Set for Type 57A butterfly valves (DN40-350) and Type 57L lug butterfly valves (DN80-250). Nominal sizes DN40 to DN350; part numbers by Disc PVC-U, PP, PVDF.
| Type | Disc and Bush Set |
| Applicable Valves | Type 57A butterfly valves (DN40-350) and Type 57L lug butterfly valves (DN80-250) |
| Size | DN 40, 50, 65, 80, 100, 125, 150, 200, 250, 300, 350 |
| Disc Material | PVC-U, PP, PVDF |
| Part Numbers (Disc PVC-U) | DN40 S57DBU040 / DN50 S57DBU050 / DN65 S57DBU065 / DN80 S57DBU080 / DN100 S57DBU100 / DN125 S57DBU125 / DN150 S57DBU150 / DN200 S57DBU200 / DN250 S57DBU250 / DN300 S57DBU300 / DN350 S57DBU350 |
| Part Numbers (Disc PP) | DN40 S57DBP040 / DN50 S57DBP050 / DN65 S57DBP065 / DN80 S57DBP080 / DN100 S57DBP100 / DN125 S57DBP125 / DN150 S57DBP150 / DN200 S57DBP200 / DN250 S57DBP250 / DN300 S57DBP300 / DN350 S57DBP350 |
| Part Numbers (Disc PVDF) | DN40 S57DBF040 / DN50 S57DBF050 / DN65 S57DBF065 / DN80 S57DBF080 / DN100 S57DBF100 / DN125 S57DBF125 / DN150 S57DBF150 / DN200 S57DBF200 / DN250 S57DBF250 / DN300 S57DBF300 / DN350 S57DBF350 |