Choose this Hypro D403GRGI Pump for use in your sprayer systems if you value durability and long-term use. With a maximum flow capacity of 10.6 GPM and an upper pressure limit of 580 PSI, it's ideal for medium-pressure sprayers that deploy pesticides, liquid fertilizers, herbicides and other agricultural substances that require special care. Additionally, its gearbox and pressure control unit permit the product to be attached to a gas engine.

Hypro/Pentair is no longer distributing the 9910 series of diaphragm pumps, components, and related parts. Products with Hypro labeling will be unavailable soon.

Hypro medium pressure diaphragm pumps are recommended for spraying herbicides, pesticides, liquid fertilizers, and many other hard-to-handle fluids. Low-cost maintenance and almost wear-free operation make these pumps ideal for a wide variety of spraying jobs. Pressure and output are designed for optimum performance of small to medium-sized sprayers. Hypro medium pressure diaphragm pumps can be adapted for male 1-3/8" splined shaft, female 1-3/8" splined shaft, 1" solid shaft, or gear reduction drive options. Pumps include a pulsation dampener except for Models 9910-D303, D403, and D503s.

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• Max flow: 10.6 gpm
• Max pressure: 580 psi  
• Includes 9910-GR40 pressure regulator and 9910-KIT1640 gearbox with 3/4" hollow shaft for mounting on 5 to 6.5 hp gas engines
• Port sizes: 1" HB inlet, (2) 1/2" HB outlet, 3/4" HB bypass
• Pump shaft rotation: CW and CCW
• Diaphragms: 3, semi-hydraulic, Desmopan® standard Buna available
• Housing: Anodized aluminum
• Max fluid temperature: 140°F
• Weight: 34 lbs