{"data":{"id":"us/14-cfr-25.693","jurisdiction":"us","citation":"14 CFR 25.693","heading":"Joints.","body":"Control system joints (in push-pull systems) that are subject to angular motion, except those in ball and roller bearing systems, must have a special factor of safety of not less than 3.33 with respect to the ultimate bearing strength of the softest material used as a bearing. This factor may be reduced to 2.0 for joints in cable control systems. For ball or roller bearings, the approved ratings may not be exceeded.","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 D—Design and Construction"],"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":"c63207cd94a160d10aa05fc796520d70c43cc9e56ba6bbf309be78f2e9f47dac","source_id":"us-cfr","stale":true,"prev":"us/14-cfr-25.689","next":"us/14-cfr-25.697"},"notice":"GroundRules: Original legal text. Not legal advice."}