Section 149.333 - What are the marking requirements for lifesaving equipment?(a) Each lifeboat, rigid liferaft, and survival capsule must be marked on two opposite outboard sides with the name, number, or other inscription identifying the deepwater port on which it is placed, and the number of persons permitted on the craft. Each paddle or oar for these crafts must also be marked with an inscription identifying the deepwater port. The letters and numbers must be at least 100 millimeters (3.94 inches) high on a contrasting background.(b) Each inflatable liferaft must be marked to meet 46 CFR 160.151-33 , and, after each servicing, marked to meet 46 CFR 160.151-57(m) .(c) Each lifejacket and ring life buoy must be conspicuously marked with the name, number, or other inscription identifying the deepwater port on which it is placed. The letters and numbers must be at least 1.5 inches (38 mm) high on a contrasting background. Lifejackets and ring life buoys that accompany mobile crews to unmanned deepwater ports may be marked with the operator's name and field designation.