A spare part, spare, service part, repair part, or replacement part, is an interchangeable part that is kept in an inventory and used for the repair or refurbishment of defective equipment/units.

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spare part noun : an extra part of a vehicle or machine kept for use in emergency or replacement

Feb 13, 2023 · A spare part is a part of your machine that has a probability of failing or becoming defective and needs to be changed to keep your machine running, like a sensor or a valve; it is also …

SPARE PART definition: 1. an extra piece that can be used to replace a piece that breaks, esp. in a machine 2. a part that…. Learn more.

Spare parts are parts that you can buy separately to replace old or broken parts in a piece of equipment. They are usually parts that are designed to be easily removed or fitted.

Nov 2, 2025 · Noun spare part (plural spare parts) A component of any manufactured goods, kept in reserve to replace one that fails; a spare.

SPARE PART definition: a duplicate or replacement component for a machine or other equipment See examples of spare part used in a sentence.

Apr 29, 2025 · Spare parts are components or parts that are kept in inventory to replace faulty or worn-out parts in machinery and equipment. These parts can range from small components like screws …

Definition of spare part noun in Oxford Advanced American Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.