

Graco DB3811 Pump 1590A PA01AA1FKPTPT is an air-operated diaphragm pump designed for chemical-resistant fluid transfer with FKM elastomers and PTFE diaphragms.
Graco DB3811 Pump 1590A PA01AA1FKPTPT is a robust Husky 1590 series air-operated diaphragm pump built for industrial chemical handling. With a 1-1/2″ NPT inlet/outlet, aluminum body with stainless steel seats, FKM balls, and PTFE diaphragms, this model is suited for challenging fluid transfer tasks requiring chemical resistance and reliable performance in worksite environments.
| Part Number | DB3811 |
|---|---|
| Pump Type | Air-Operated Double Diaphragm |
| Fluid Inlet/Outlet | 1-1/2″ NPT |
| Center Section Material | Aluminum |
| Seat Material | Stainless Steel |
| Diaphragm Material | PTFE |
| Ball Material | FKM elastomer |
| Maximum Pressure | 120 psi |
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