Barnes Crown Water Pump. Model: B60-12X. S/N:T524614-0196. Pumping capacity of 1,100 gpm with head of 110 ft. (using a 40 hp motor running at 1750 rpm), while handling spherical solids. Designed for municipal and industrial wastewater and construction dewatering, Crown pump products save users money through efficient operation, low capital cost, and ease of serviceability. Patented design allows front cover removal for inspection or replacement of the impeller, volute, seal plate, and mechanical seal. Impeller diameter: 12 in. Inlets/outlets: (2) 6 in. NPT (female). Overall dimensions : 40 in. L x 24 in. W x 28 in. H. (ACN55a).