AMS6481E Steel Bars, Forgings, Mechanical Tubing, and Forging Stock Nitriding 3Cr - 1Mo - 0.2V - (0.29 - 0.36C) Premium Aircraft-Quality for Bearing Applications Double Vacuum Melted

This standard is the result of a Five-Year Review and update of the document. The revision includes update of title to match the scope, revision of composition test method (3.1), deletes “unless otherwise ordered” wording (3.3.1.2, 3.3.3), adds macrostructure requirements (3.4.1, 8.9), updates decarburization (3.4.5.5), prohibits unauthorized exceptions (3.7, 4.4.4, 5.2.1.1, 8.7), allows prior revisions (8.8), and adds instruction on sizing (8.6).