Article : Screw Pump Transfer pump. Manufacturer : IMO. Type : ACF 090K5 NVBP. Power : 22 kW, 85 m3/hr., 1470 rpm. State : new. Bj ; 2011. Detailed information can be found as a PDF in our documents. ACF 110L5 NVBP = ACF (Pump series), Power rotor diameter (110 mm), L (Low lead), Design generation 5, N (Nodular cast iron), V (Cast iron (surface treated), elastomers in viton, B (Flange mounting), P (Internal pressure relief valve).