AIR OPERATED DOUBLE DIAPHRAGM PUMP
Bolted Metal AODD Pump 51 mm (2 in.)
Match materials, connections and drive to your operating requirements.

Maximum flow and maximum pressure are separate limits, not a simultaneous operating point. Selection depends on fluid, temperature, viscosity, suction conditions, drive and diaphragm configuration.
Technical specifications
| Parameter | Value |
|---|---|
| Drive | Compressed air |
| Air inlet | 3/4 in. FNPT |
| Liquid inlet | 51 mm (2 in.) |
| Liquid discharge | 51 mm (2 in.) |
| Maximum flow | 685 l/min (181 gpm) |
| Maximum pressure | 8.6 bar (125 psi) |
| Maximum solids diameter | 6.4 mm (1/4 in.) |
| Maximum dry suction lift | 7.1 m (23.3 ft) |
| Maximum wet suction lift | 9.0 m (29.5 ft) |
| Connection type | NPT/BSPT (threaded);DIN/ANSI (flanged) |
| Weights / material variants | 820 Thread AL: 47 kg (104 lb);820 Thread SS: 73 kg (161 lb);820 Thread Metal: 71 kg (156 lb);830 Flanged AL: 54 kg (118 lb);830 Flanged SS: 81 kg (178 lb);830 Flanged Metal: 82 kg (181 lb) |
Before ordering
Confirm the full ordering code, diaphragm / ball / seat materials, operating temperature and performance at your duty point. A dash means the value is not specified.
Technical selection resources
Use the catalogue values as model data, then verify the complete duty before ordering.
