46 C.F.R. § 56.30-27 Caulked joints.
Title 46 - Shipping
Caulked joints may not be used in marine installations. [CGD 77–140, 54 FR 40606, Oct. 2, 1989]
Title 46: Shipping
PART 56—PIPING SYSTEMS AND APPURTENANCES
Subpart 56.30—Selection and Limitations of Piping Joints
§ 56.30-27 Caulked joints.