
Samson
Samson 349820 is a Heavy Duty Air-Operated (8:1) Diaphragm Oil Pump. Double acting air operated high-pressure pump for dispensing lubricants in medium to large size installations including multiple dispensing points with no simultaneous use. This Samson 349820 is a pumpmaster-4 HD, 8:1 Ratio Pump only for 16 gal. drum, with 2” Bung Bushing Adapter.