681-0713-102 Rev 2 (4 of 4).pdf

This is a technical engineering drawing for a rudder forging and details component produced by Sun Shipbuilding & Dry Dock Co. The drawing presents multiple detailed cross-sectional views and assembly specifications for what appears to be a maritime rudder system.

The document contains several key sections including Detail 4-A-4 showing cross-sectional specifications at full size scale, Section 4-B-1 through 4-B-2 depicting cylindrical component details, Section 4-A-3 and 4-A-2 illustrating assembly configurations with dimensional callouts, and a Key Plan indicating the overall layout of the rudder assembly. Additional details include specifications for port and basket components, with precise measurements and material specifications noted throughout. The drawing includes a revision table in the upper right corner for tracking design changes, a comprehensive parts list, and standard engineering annotations. The bottom right corner indicates Sun Shipbuilding & Dry Dock Co. as the manufacturing entity, with drawing identification and revision information dated from the mid-20th century. All sections are drawn to specified scales and include detailed dimensional requirements necessary for fabrication and assembly of the rudder forging system.