Waukesha Positive Displacement Pump. Model: 55. Flow rate for new pump is 90 gpm with required horsepower and pressure. Discuss with salesperson your process and product to determine if this refurbished pump should handle your specific duty. Motor: 2 hp, 3 phase. Features include: stainless steel product contact surfaces, easy disassembly, non-galling Waukesha “88” alloy rotors, 3-A and BISCC approval rating, and O-ring seal option. Inlets / outlets: (2) 2 in. dia. ACME fittings. Overall dimensions: 3 ft. 3 in. L x 1 ft. 4 in. W x 2 ft. H.(ACN116).