Series 20 • 50:1 • Double acting drum pumps

Double acting air operated high-pressure pump for dispensing lubricants in very large installations including multiple dispensing points with simultaneously operating outlets

5-inch NPT Threads

Rugged stainless steel barrel for long life

American Lube Equipment 37" Long Black Steel Downtube, 3/4" NPT (M) Couplings TIM-MTL75-37 HAND PUMP SYSTEM Series 20 • 50:1 •Suction tubes are made from black steel pipe. The tubes in this chart are based on using no check valve. Subtract 3" from the tube length if using a 3: 1 check valve. 37" Long Black Steel Downtube For 3: 1 Thunder pump. 3 4" NPT (M) thread on both ends.