This manual provides guidance and technical information relevant to safety and survival equipment/systems used by US Army watercraft. Items listed in Appendix A are provided by the Marine Safety Office as safety equipment recommended for use aboard Army Watercraft. Vessel Technical Manuals and Basic Issue Items lists should be consulted for required equipment. The manual contains guidance, instructions, technical data, illustrations, and procedures pertinent to the application, inspection, modification, maintenance, and the use of safety equipment, safety policies, and survival systems. The primary users of this manual are watercraft masters and key personnel engaged in the supervision, operation, or maintenance of US Army watercraft.