Four-Ball Pumps

Pneumatic Driven Pumps

ARO four-ball pumps are available in a wide range of ratios, displacements, and materials of construction to meet your application needs. For additional help with selecting the pump that best fits your application, please contact our technical support staff at 1-800-495-0276.

650439-X4B

2:1 Ratio, 4 1/4" Air Motor
21.3 GPM (80.6 LPM) max flow

650640-X4B

3:1 Ratio, 6" Air Motor
29.3 GPM (110.8 LPM) max flow

650639-X4B

4:1 Ratio, 6" Air Motor
21.3 GPM (80.6 LPM) max flow

650840-X4G-B

5:1 Ratio, 8" Air Motor
32.8 GPM (124.0 LPM) max flow

650839-X4G-B

7:1 Ratio, 8" Air Motor
23.5 GPM (88.8 LPM max flow