Hypro D503 Pump

The Hypro/AR D503 diaphragm pump is a three diaphragm medium pressure pump that is designed to give you the best spraying performance for small to medium sized sprayers. Made of anodized aluminum, this pump can allow you to pump up to 14.3 gpm at 580 psi. The AR/D503 can accommodate a variety of shaft sizes and gear reductions.

Hypro/Pentair is no longer distributing the 9910 series of diaphragm pumps, components, and related parts; however, the pumps and repair parts are still available and will now feature factory labeling.

**When you order this pump, you will receive the most current version, AR503-SP **