Yamada NDP-5FPT Diaphragm Air Pump 100 PSI w/ Jet Industries 3561561 Jet Muffler. If you have additional questions regarding an item, please contact our staff before purchasing. SIGMA Surplus is a division of SIGMA Equipment INC. We stock a wide variety of items ranging from small parts to complete machines. SIGMA Surplus is a Division of SIGMA Equipment INC. Designated trademarks, brand names and brands appearing herein are the property of their respective owners. The item “Yamada NDP-5FPT Diaphragm Air Pump 100 PSI with Jet Industries 3561561 Jet Muffler” is in sale since Tuesday, July 28, 2020. This item is in the category “Business & Industrial\Hydraulics, Pneumatics, Pumps & Plumbing\Pumps & Pump Accessories\Other Pumps”. The seller is “sigmasurplus” and is located in Evansville, Indiana. This item can be shipped worldwide.