a-collection AVI 1484 Butterfly Valve wafer GGG40/316/NBR. Butterfly valves LUG and Wafer (Technique / Industrial valves / Butterfly valves). Principal data: dn dimension 80, pressure pn 16 bar, top flange F05-F07 -11-14 mm. Supplied under manufacturer part number 4017387, EAN 7340080786429, HS code 8421.21, country of origin China.