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Hypro 9915-DP302 Medium Pressure Polypropylene Diaphragm Pump
Hypro 9915-DP302 Medium Pressure Polypropylene Diaphragm Pump -
Hypro 9915-DP302GRGI Medium Pressure Poly Diaphragm Pump with Gearbox and Regulator
![With pressure regulator and gearbox to attach to a gas engine with 3/4" keyed shaft.](https://www.mkrittenhouse.com/media/catalog/product/cache/2d2c67c8cf8991d592a36359fe54cb17/d/p/dp302grgi_1.jpg "With pressure regulator and gearbox to attach to a gas engine with 3/4" keyed shaft.")
Hypro 9915-DP302GRGI Medium Pressure Poly Diaphragm Pump with Gearbox and Regulator
![Udor UD-1/4-300 Relief Valve with 1/4" MNPT inlet and 3/8" FNPT bypass.](https://www.mkrittenhouse.com/media/catalog/product/cache/20f381512f250dad42f7daf3ebe691a2/u/d/ud1-4-150-300.jpg "Udor UD-1/4-300 Relief Valve with 1/4" MNPT inlet and 3/8" FNPT bypass.")
![With pressure regulator and gearbox to attach to a gas engine with 3/4" keyed shaft.](https://www.mkrittenhouse.com/media/catalog/product/cache/20f381512f250dad42f7daf3ebe691a2/d/p/dp302grgi_1.jpg "With pressure regulator and gearbox to attach to a gas engine with 3/4" keyed shaft.")
![The Universal Diaphragm Pump Relief Valve has a 3/4" inlet thread and an outlet for 1" ID hose. The outlet is to be sent back to the top of the tank. Never put agitation on the return back to the tank from a regulator, it can ruin your pump.](https://www.mkrittenhouse.com/media/catalog/product/cache/20f381512f250dad42f7daf3ebe691a2/i/p/ip_c1_1200px.jpg "The Universal Diaphragm Pump Relief Valve has a 3/4" inlet thread and an outlet for 1" ID hose. The outlet is to be sent back to the top of the tank. Never put agitation on the return back to the tank from a regulator, it can ruin your pump.")
