{"data":{"id":"us/14-cfr-25.1017","jurisdiction":"us","citation":"14 CFR 25.1017","heading":"Oil lines and fittings.","body":"(a) Each oil line must meet the requirements of § 25.993 and each oil line and fitting in any designated fire zone must meet the requirements of § 25.1183.\n(b) Breather lines must be arranged so that—\n(1) Condensed water vapor that might freeze and obstruct the line cannot accumulate at any point;\n(2) The breather discharge does not constitute a fire hazard if foaming occurs or causes emitted oil to strike the pilot's windshield; and\n(3) The breather does not discharge into the engine air induction system.","path":["Title 14—Aeronautics and Space","CHAPTER I—FEDERAL AVIATION ADMINISTRATION, DEPARTMENT OF TRANSPORTATION","SUBCHAPTER C—AIRCRAFT","PART 25—AIRWORTHINESS STANDARDS: TRANSPORT CATEGORY AIRPLANES","Subpart E—Powerplant"],"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":"a1a7983a4af30d1cf237ca32b0a7a5c3b0f523141654514be4ffd152ae3e45be","source_id":"us-cfr","stale":true,"prev":"us/14-cfr-25.1015","next":"us/14-cfr-25.1019"},"notice":"GroundRules: Original legal text. Not legal advice."}