National Spencer 377 is a lightweight and corrosion resistant chemical drum pump. Dispenses maximum 12-oz. per stroke. Fits 15-55-gallon drums with it’s telescoping suction tube. Adjustable bung adapter will fit 2″ and 1-1/4″ openings. The 377 has a Ryton body with Viton and Teflon seals and a Stainless Steel rod.








