C.F.R. » Title 14 » CHAPTER I—FEDERAL AVIATION ADMINISTRATION, DEPARTMENT OF TRANSPORTATION › SUBCHAPTER C—AIRCRAFT › PART 25—AIRWORTHINESS STANDARDS: TRANSPORT CATEGORY AIRPLANES › Subpart D—Design and Construction

14 C.F.R. § 25.781

Cockpit control knob shape

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Cockpit control knobs must conform to the general shapes (but not necessarily the exact sizes or specific proportions) in the following figure:

[Doc. No. 5066, 29 FR 18291, Dec. 24, 1964, as amended by Amdt. 25-72, 55 FR 29779, July 20, 1990]