DRAWING FL-583-001 BUOYANT PROJECTILE.pdf

This is an engineering drawing detailing specifications for a buoyant projectile designed for a 30 caliber line throwing gun, drawing number FL-G3-002. The drawing includes a complete materials list, general assembly views, and detailed dimensional specifications for all components including the buoyancy chamber, tube assembly, receptacle assembly, barrel slug, tie rod, and various washers, nuts and fasteners.

The drawing contains precise technical specifications showing a projectile assembly approximately 13.5 inches in length, with detailed cross-sections and assembly instructions for components made primarily of stainless steel and aluminum alloys. Key components include a buoyancy chamber with specified maintenance coating requirements, a precisely dimensioned barrel slug with 45° chamfers, and assembly details for securing components with specific torque and adhesive requirements. The drawing was created by the Office of Naval Engineering for the U.S. Coast Guard and includes quality control notes regarding materials, finishing, and assembly procedures.