The pump-pump ANSHM-6.3/25 unit is designed for pumping petroleum products (oil, oil, fuel oil), as well as for supplying fuel oil in boiler plants, without mechanical impurities with a kinematic viscosity of 75 mm 2 Sup>/s (SST) ... 1800 mm 2 SUP>/s (SSTA) (10 ºVA ... 250 ºBet). The temperature of the working fluid is from 10 ºС to 70 ºС.