A part number (often abbreviated PN, P/N, part no., or part #) is an identifier of a particular part design or material used in a particular industry. Its purpose is to simplify reference that item.

Jul 3, 2025 · At its core, a part number serves as a unique fingerprint for a given product. It allows manufacturers, distributors, and end-users to unambiguously identify a particular item, …

The meaning of PART is one of the often indefinite or unequal subdivisions into which something is or is regarded as divided and which together constitute the whole.

Jul 22, 2025 · What is a Part Number? A part number is a unique identifier—typically an alphanumeric code—assigned to a specific component, material, or product design within …

PART definition: a portion or division of a whole that is separate or distinct; piece, fragment, fraction, or section; constituent. See examples of part used in a sentence.

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Part of my steak isn't cooked properly. Part of this form seems to be missing. I think part of her problem is that she doesn't listen carefully enough to what other people say.

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