1.5″ Single Impeller Fire Pump Wet End Threaded Shaft (PK40-HP-C-P)This is a standard 1. 5 Fire Pump wet end to suit P Type (threaded shaft) engine, designed and manufactured for fire fighting and general water pumping duties. This high pressure pump body is purpose built for heavy duty industrial applications. For a pump that truly exceeds your expectations, you cant choose a better pump wet end. This pump body kit contains complete pump unit and additional fitting kit including silicon carbide on carbide shaft