46 CFR 162.161-8 - Marking.
The following information must be displayed on a permanent metal or pressure-sensitive nameplate attached to each agent storage cylinder/valve assembly:
(a) Manufacturer's name, address, and telephone number;
(b) Coast Guard approval number assigned to the system under 46 CFR 159.005-13;
(c) Identifying mark of the laboratory;
(d) Reference to the laboratory's listing standard;
(e) Type of extinguishing agent;
(f) Operating pressure at 70 °Fahrenheit;
(g) Storage temperature range;
(h) Factory test pressure of the cylinder;
(i) Reference to the manufacturer's marine design, installation, operation, and maintenance manual;
(j) Weight of agent charge and gross weight of cylinder/valve assembly;
(k) Minimum maintenance instructions; and
(l) Any other information required by the laboratory or another government agency.