7581-3366 - Gasket Bucher Municipal Optifant 70 Control valve 5/2-directional Product code: 7581-3366 Manufacturer's symbol: 7581-3366 Request quote 7581-3313 - Control valve Bucher Municipal Optifant 70 7581-4131 - Control valve Bucher Municipal Cityfant 60 6000 Pneumatic valve 24VDC 5-2-directional