14 C.F.R. § 45.14 Identification of critical components.
Title 14 - Aeronautics and Space
Each person who produces a part for which a replacement time, inspection interval, or related procedure is specified in the Airworthiness Limitations section of a manufacturer's maintenance manual or Instructions for Continued Airworthiness shall permanently and legibly mark that component with a part number (or equivalent) and a serial number (or equivalent). [Amdt. 45–16, 51 FR 40703, Nov. 7, 1986]
Title 14: Aeronautics and Space
PART 45—IDENTIFICATION AND REGISTRATION MARKING
Subpart B—Identification of Aircraft and Related Products
§ 45.14 Identification of critical components.
