33 C.F.R. § 183.530 Spud, pipe, and hose fitting configuration.
Title 33 - Navigation and Navigable Waters
Except when used for a tank fill line, each spud, pipe, or hose fitting used with hose clamps must have: (a) A bead; (b) A flare; or (c) A series of annular grooves or serrations no less than 0.015 inches deep, except a continuous helical thread, knurl, or groove. [CGD 74–209, 42 FR 5950, Jan. 31, 1977, as amended by USCG–1999–5832, 64 FR 34716, June 29, 1999]
Title 33: Navigation and Navigable Waters
PART 183—BOATS AND ASSOCIATED EQUIPMENT
Subpart J—Fuel Systems
Equipment Standards
§ 183.530 Spud, pipe, and hose fitting configuration.
