Ko te ZA(O) he whakapae, he wehenga radial, he atamira kotahi, he momi kotahi, he papu centrifugal e whakairihia ana me te putunga volute.Ko te Raina waenganui kua eke;Pump casing, cover and impeller are provided with sealing rings, which are fixed by screws with interference fit.Balance poka me te mowhiti hiri whakakotahihia te tono ki te taurite i te kaha axial, ki te whakarite i te ora ratonga o te whanau.Ko nga peera radial he peera roera porotakaroa, a ko nga peera pana he peera poroporo whakapiri koki, ka taea te kawe i nga kaha axial mai i nga ahunga e rua.