U.S. Code of Federal Regulations
Regulations most recently checked for updates: Aug 27, 2025
Each hose clamp on a hose from the fuel tank to the fuel inlet connection on the engine, a hose between the fuel pump and the carburetor, or a vent line must:
(a) Be used with hose designed for clamps;
(b) [Reserved]
(c) Be beyond the bead, flare, or over the serrations of the mating spud, pipe, or hose fitting; and
(d) Not depend solely on the spring tension of the clamp for compressive force.