As a part number is an identifier of a part design (independent of its instantiations), a serial number is a unique identifier of a particular instantiation of that part design.

Mar 30, 2022 · Table 1 – Model Number Format. Item (Part) Number. The Item Number is also commonly referred to as the Part Number and is a unique identifier that is assigned to all items; components, parts, assemblies and sub-assemblies. It consists of three fields separated by hyphens in the format xxx-yyyy-zzz where; xxx is the Part Category Code

Mar 15, 2025 · What is a Part Number? A part number is a unique identifier assigned to a specific component or item within a product line. Its primary purpose is to streamline the process of identifying, ordering, and managing parts in inventory. Part numbers are typically characterized by several key features:

Jul 3, 2023 · Manufacturer part number (MPN) or model number MPN or model numbers are assigned by the manufacturer. They are a static identifier of a product which is universal to all distributors, wholesalers, resellers.

Item identification numbers (item numbers) are used to uniquely identify items that you carry in inventory. Some companies will call them “part numbers”, “model numbers”, “product codes”, SKUs, etc. But whatever you call them, item numbers are …

In contrast, a **model number** refers to a broader classification for an entire product rather than an individual part. It often encompasses various components and can indicate a specific version or configuration of a product.

Internal Part Number – An Internal Part Number is an arbitrary part number and part description that is created by the product designer to indicate the part to be used at specific locations (or reference designators) in an assembly.

What is a Part Number (Item Number)? Parts, or components, are identified with unique numbers. As product designs are created, each part is given a unique number that can be revision controlled and used to build one or more product assemblies. Is part number the same as model number? What is the importance of a part number?

Our current train of thought would be to name the SolidWorks model (part or assembly) by the unique identifying number. Examples would be 200345.sldprt and 200345.slddrw. The variants (if used) would then be stored as configurations inside the Part or Assembly model.

Part numbers provide a unique identifier for each part, facilitating inventory management, traceability, and accurate documentation throughout the manufacturing process and product …