MIL-STD-1689A

Abstract

This standard contains minimum requirements for the fabrication and inspection of the hull and associated structures of combatant surface ships. The requirements for shipbuilding, materials, welding, welding design, mechanical fasteners, workmanship, inspection, forming, castings and records are included. It also applies to those submarine structures which are not high-yield strength steels. Requirements for HY-80/100 submarine structure are contained in MIL-STD-1688. Requirements for HY-130 submarine structure are contained in MIL-STD-1681. <br>This document contains both mandatory requirements and guidance information. The mandatory requirements indicated by the words "shall" or "is required" serve as standards applicable to materials, workmanship, inspection and quality control. Guidance information is indicated either by the word "should" or "may". Such information represents the latest technical guidance to assure quality but is not mandatory. <br>Reference in this document to a particular paragraph or section number shall include all applicable subparagraphs under that paragraph or section number. For example, the reference to 4.7 shall include 4.7.1, 4.7.2, 4.7.2.1, 4.7.2.2. <br>Any requirements contained in this standard specifically requiring NAVSEA approval shall be forwarded to Naval Sea Systems Command, Assistant Director, Materials Engineering, Washington, DC 20362-5101. Subcontractors shall submit such items to the contracting activity in accordance with the contract or purchase order. <b><u>Intended Use:</u></b> This standard is intended to describe the minimum requirements for shipbuilding practices, standards for material, weld joint design, workmanship, welding inspection and record requirements for combatant surface ship structures and for those submarine structures which are not high-yield steels. <br>