Code of Federal Regulations (Last Updated: July 5, 2024) |
Title 46 - Shipping |
Chapter I - Coast Guard, Department of Homeland Security |
SubChapter F - Marine Engineering |
Part 61 - Periodic Tests and Inspections |
Subpart 61.20 - Periodic Tests of Machinery and Equipment |
§ 61.20-18 - Examination requirements.
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§ 61.20-18 Examination requirements.
(a) Each tailshaft must be drawn and visually inspected at each examination.
(b) On tailshafts with a taper, keyway, (if fitted) and propeller designed in accordance with American Bureau of Shipping standards to reduce stress concentrations, the forward 1⁄3 of the shaft's taper section must be nondestructively tested in addition to a visual inspection of the entire shaft.
(c) On tailshafts with a propeller fitted to the shaft by means of a coupling flange, the flange, the fillet at the propeller end, and each coupling bolt must be nondestructively tested in addition to a visual inspection of the entire shaft.
[CGD 84-024, 52 FR 39652, Oct. 23, 1987, as amended by CGD 84-024, 53 FR 32231, Aug. 24, 1988]