99383169 Grundfos Pump, CME10-3 A-S-I-V-AQQV Horizontal Multistage Centrifugal. 1 1/2″ x 1 1/2″ NPT Internal Thread Connection, Basic Version 3 Stages, 5 HP, 200-240 Volt, 60 Hz, 3 Ph (Three Phase), 360-4000 RPM, TEFC – Totally Enclosed Fan Cooled Motor Enclosure, Viton Shaft Seal.