Section 108.597 - Line-throwing appliance(a)General. Each unit in international service must have a line-throwing appliance that is approved under approval series 160.040. Each unit not in international service must carry a line-throwing appliance approved under either approval series 160.040 or 160.031.(b)Stowage. The line-throwing appliance and its equipment must be readily accessible for use.(c)Additional equipment. Each unit must carry the following equipment for the line-throwing appliance:(1) The equipment on the list provided by the manufacturer with the approved appliance; and(2) An auxiliary line that- (i) Has a breaking strength of at least 40 kiloNewtons (9,000 pounds-force);(ii) Is, if synthetic, a dark color or certified by the manufacturer to be resistant to deterioration from ultraviolet light; and(iii) Is- (A) At least 450 meters (1,500 feet) long, if the line-throwing appliance is approved under approval series 160.040; or(B) At least 150 meters (500 feet) long, if the line-throwing appliance is approved under approval series 160.031.