Ronzio W4 gear pump 040W0***000D

The W4 is Ronzio's group 4 series, with cast iron body and covers, for large flows and heavy duty. It has axial compensation through pressure balanced bushings and an average volumetric efficiency of 95 to 97%.

Choose the displacement in the options. Maximum pressures from the W4 catalogue:

• 90 (88.7 cm³/rev): 250 bar continuous, 280 bar intermittent
• 110 (105.4 cm³/rev): 240 bar continuous, 260 bar intermittent
• 130 (127.5 cm³/rev): 220 bar continuous, 240 bar intermittent
• 150 (149.7 cm³/rev): 180 bar continuous, 200 bar intermittent

It runs on mineral oil, from -10 °C to 80 °C. Before ordering, check the flange, shaft, ports and rotation on the nameplate of the old pump.

Source: Ronzio W4 (Cast iron pumps and motors W4 series) technical catalogue, Rev.03.16.