outhern Cross Iso Sovereign Pumps offer top effieciency and realibility for full range of general purpose water and petroleum transfer applications in industry, building services, mining and irrigation. Conforming with ISO2858 Standard, type 431 stainless steel shaff; rugged cast iron volute with integral suction and discharge flanges and mounting feet; pressure rated to 160 metres head; cast iron impeller and backplate; stainless steel impeller nut; cast iron bearing housing with sealed for life grease packed bearings; lip type shaft seals to protect bearings; single mechanical seal. OPTIONAL MATERIALS: Zinc-free bronze impeller. Maximum operating temp: 100 Celcius.