Pump 32 LPM 19 mm dia OLS# 638220 October 3, 2022 / Pump 32 LPM 19 mm dia OLS# 638220 Product Details Additional Information Pump Flow: 32 LPM (8.5 GPM) at 1550 RPM Pump #: S324048 Shaft Diameter: 19 mm (0.75") Power Unit (Drive) Type: OLS/ GMV Ultima Original Date of Supply: 1991-2008