Description: numeric code identifying standardized items throughout the NATO supply system; Name: NSN
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: Speed that characterizes a pumps cavitation performance in terms of its speed, optimum rate of flow per impeller eye at best efficiency point and NPSH3 at best efficiency point for the first stage at maximum impeller diameter ; Name: Suction-specific speed