FM-Approved Pump Rotary Hand Operated Drum Pump, Pump Body Material Cast Iron, Wetted Materials Cast Iron, Steel, Graphite, Paper, Polypropylene, Max. Head 10 ft., Max. Pressure 10 psi, Max. Temp. 250F, Max. Viscosity 2000 SSU, Inlet Size 3/4 In FNPT, Outlet Size 3/4 In FNPT, For Use On 16 - 55 Gal. Drums,