{"data":{"id":"us/14-cfr-35.43","jurisdiction":"us","citation":"14 CFR 35.43","heading":"Propeller hydraulic components.","body":"Applicants must show by test, validated analysis, or both, that propeller components that contain hydraulic pressure and whose structural failure or leakage from a structural failure could cause a hazardous propeller effect demonstrate structural integrity by:\n(a) A proof pressure test to 1.5 times the maximum operating pressure for one minute without permanent deformation or leakage that would prevent performance of the intended function.\n(b) A burst pressure test to 2.0 times the maximum operating pressure for one minute without failure. Leakage is permitted and seals may be excluded from the test.","path":["Title 14—Aeronautics and Space","CHAPTER I—FEDERAL AVIATION ADMINISTRATION, DEPARTMENT OF TRANSPORTATION","SUBCHAPTER C—AIRCRAFT","PART 35—AIRWORTHINESS STANDARDS: PROPELLERS","Subpart C—Tests and Inspections"],"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":"0193124705279410a92f85f1ee3717a419db0c378bedd2904fead084e9711b02","source_id":"us-cfr","stale":true,"prev":"us/14-cfr-35.42","next":"us/14-cfr-35.45-35.47"},"notice":"GroundRules: Original legal text. Not legal advice."}