A number used to describe a unique item. Each bag, cage and accessory item has its own part number.

The name or number associated with your printed circuit board for your convenience. Back to the top

LDraw parts are named by numbers. Most often, the official LEGO part number is used if it is known (they are usually printed on the underside of a brick). When an offical LEGO part number is not known, an arbitrary number is chosen.

The identification number for each part.

a number or a reference used by a manufacturers to uniquely identify a product

A number given to each separate part of the building for erection identification. Also called part mark or piece mark.

The number assigned by the customer to represent a particular label.

A unique identification number allocated to a specific part either by the manufacturer or user of the part.

A part number is a code used to uniquely identify a part used in a particular industry. Its purpose is to simplify referencing to that part.