defective part

Translations
дефектная деталь
The mechanic replaced the defective part in the engine.
Механик заменил дефектную деталь в двигателе.
Definitions
A defective part refers to a component or item that is flawed, damaged, or not functioning as intended, often resulting in a failure to meet quality standards or specifications.
Words
defective

adjective
дефектный
part

noun
деталь