{"data":{"id":"us/14-cfr-121.493","jurisdiction":"us","citation":"14 CFR 121.493","heading":"Flight time limitations: Flight engineers and flight navigators.","body":"(a) In any operation in which one flight engineer or flight navigator is required, the flight time limitations in § 121.483 apply to that flight engineer or flight navigator.\n(b) In any operation in which more than one flight engineer or flight navigator is required, the flight time limitations in § 121.485 apply to those flight engineers or flight navigators.","path":["Title 14—Aeronautics and Space","CHAPTER I—FEDERAL AVIATION ADMINISTRATION, DEPARTMENT OF TRANSPORTATION","SUBCHAPTER G—AIR CARRIERS AND OPERATORS FOR COMPENSATION OR HIRE: CERTIFICATION AND OPERATIONS","PART 121—OPERATING REQUIREMENTS: DOMESTIC, FLAG, AND SUPPLEMENTAL OPERATIONS","Subpart R—Flight Time Limitations: Flag Operations"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-14.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:24:20Z","sha256":"54c7734a7698b4cedd7bc5e7198473c7362ef50c6aa66e07a9507f09c54504b3","source_id":"us-cfr","stale":true,"prev":"us/14-cfr-121.491","next":"us/14-cfr-121.495"},"notice":"GroundRules: Original legal text. Not legal advice."}