Horizontal multistage split case pump Type EC, 2970 rpm Construction and features: Pump shall be built to include the following standard design features: A. Stuffing Box: - Upper stuffing box shall be fitted with standard construction packed gland arrangement. B. Bearings: - Radial and ball bearings, grease lubricated. Materials of construction: - Casing (in 2 halves): High grade cast iron - Impeller: Gunmetal - Shaft: Low carbon steel - Sealing rings: Renewable bronze rings