Description: Character string identifying additional properties that cannot be expressed by structured manufacturer part numbers; Name: Manufacturer Product Order Supplement
Description: By the manufacturer awarded string for the identification of additional attributes, not by a structured manufacturer item number may be expressed; Name: Manufacturer product order suffix
Description: net positive suction head (NPSH) from flow rate at best efficiency point for actual impeller (indication of the minimum inlet pressure in meters required for the pump to deliver according to the QH curve. related to the optimum duty point at the current impeller diameter); Name: net positive suction head for Q opt at actual impeller size