

Graco DF331B Pump 2150A PA01AA1SSPTPTSPT is a Husky 2150 aluminium air‑operated diaphragm pump with stainless steel balls, PTFE seats, and PTFE diaphragms for high‑durability chemical and industrial fluid applications.
Graco DF331B Pump 2150A PA01AA1SSPTPTSPT is a genuine Husky 2150 series aluminium air‑operated diaphragm pump designed for chemical and industrial applications. Its aluminium fluid section with stainless steel balls and PTFE seats/diaphragms provides high chemical resistance and durability. The externally serviceable air valve simplifies maintenance while supporting continuous operation in industrial environments.
| Series | Husky 2150 |
|---|---|
| Part Number | DF331B / 2150A PA01AA1SSPTPTSPT |
| Fluid Port Size | 2 in. (50.8 mm) BSP |
| Fluid Section Material | Aluminium |
| Seat Material | PTFE |
| Balls & Diaphragm Material | Stainless Steel / PTFE |
| Maximum Flow Rate | 150 gpm (568 lpm) |
| Maximum Fluid Pressure | 120 psi (8.4 bar) |
| Air Inlet Size | 3/4 in. NPT |