Impeller (working wheel) of the centrifugal water pump Sprut/ NPO JSS750 (A05/015) with a diameter of 130 mm made of stainless steel, 12 mm seat under the key, 39 mm branch pipe
Outer diameter 130 mm
Outer diameter of suction pipe 39 mm
Center hole 12 mm for key
Between blade discs 3.5 mm