Description: official label applied to an item of supply that is repeatedly procured, stocked, stored, issued, and used throughout the NATO supply system; Name: Ntional stock number
Description: 13-digit numeric code, identifying all the standardized material items of supply as they have been recognized by the United States Department of Defense; Name: National stock number
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