bids are invited for supply of butterfly valve -1 valve, butterfly gearbox operated, moc- a216 gr wcb, size 48 inch, pn10 rating, double flanged, awwa-c207-07 class-d, manual gear box operation, refer attached specification 2 valve, butterfly gearbox operated wuthout actuator, moc- a216 gr wcb, size 600nb ( 24 inch ) , pn10 rating, double flanged, ansi b16.5, gear box operation input from electrical actuator, actuator mounting flange to gearbox is f10 and shaft should be suit for b4 coupling ( 03-nos valve ) and a coupling ( 01-no valves ) of actuator, refer attached specification total quantity : 5