14 CFR 31.37
§ 31.37 Fastenings.
United States · 14 CFR — Aeronautics and Space · Status: effective
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- Citation
- 14 CFR 31.37, § 31.37 Fastenings, United States, version 1 as recorded 2026-07-09, yourstate.us, https://yourstate.us/provision/55015
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Full text
Only approved bolts, pins, screws, and rivets may be used in the structure. Approved locking devices or methods must be used for all these bolts, pins, and screws, unless the installation is shown to be free from vibration. Self-locking nuts may not be used on bolts that are subject to rotation in service.
Legislative history
This is a federal regulation, adopted through agency rulemaking under the Administrative Procedure Act — not enacted by a recorded vote of Congress.