49 CFR 229.57
§ 229.57 Foundation brake gear.
United States · 49 CFR — Transportation · Status: effective
Cite this
- Citation
- 49 CFR 229.57, § 229.57 Foundation brake gear, United States, version 1 as recorded 2026-07-09, yourstate.us, https://yourstate.us/provision/258533
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Full text
A lever, rod, brake beam, hanger, or pin may not be worn through more than 30 percent of its cross-sectional area, cracked, broken, or missing. All pins shall be secured in place with cotters, split keys, or nuts. Brake shoes shall be fastened with a brake shoe key and aligned in relation to the wheel to prevent localized thermal stress in the edge of the rim or the flange.
Legislative history
This is a federal regulation, adopted through agency rulemaking under the Administrative Procedure Act — not enacted by a recorded vote of Congress.