1998 (Granzow) DEPA Sanitary Air Operated Diaphragm Pump. Model: DH50-SL-U-GDT. S/N: 98264. Nominal capacity: 120 gpm. Buna and Teflon ball valves. Inlets/outlets: (2) 2 in. dia. S-line fittings. (Granzow) Depa air operated diaphragm pumps are made of 316L stainless steel and hold the highest sanitary ratings to include: FDA, 3A and EHEDG. Special design characteristics reduce both the spare parts holding as well as the number of individual parts used per pump thus providing low maintenance costs and short downtimes. By simply changing the diaphragms, valve seats and valve balls, other product applications can be addressed. Other features include: gentle conveyance of liquid or viscous products, tolerance of media with entrained solids or abrasive components, and both dry priming and running. Overall dimensions: 1 ft. 11 in. L x 1 ft. 1 in. W x 2 ft. 6 in. H.(ACN118).