. . "part number" . . "The part number is a model number of a class of device parts, specified by the device manufacturer. [Allotrope]" . "The part number is a symbol of a device part, specified by the device manufacturer. [Allotrope]" . . "2019-09-19 This term has been rejected by the community during governance as being redundant, use model number (IAO_0000017) instead. It is kept here for reference only and will likely be removed. [Allotrope]" . .