AMS-6382 Complete Document History
Steel, Bars, Forgings, and Rings 0.95Cr - 0.20Mo (0.38 - 0.43C) (SAE 4140) Annealed

Complete Current Edition:
   REVISION S - Steel, Bars, Forgings, Rings, and Stock for Forging or Flash Welded Rings Aircraft Quality 0.95Cr - 0.20Mo (0.38 - 0.43C) (4140) Annealed - Oct. 20, 2023

Obsolete Revision Information:
   REVISION R - Steel, Bars, Forgings, and Rings 0.95Cr - 0.20Mo (0.38 - 0.43C) (SAE 4140) Annealed - Aug. 14, 2018
   REVISION P - Steel, Bars, Forgings, and Rings 0.95Cr - 0.20Mo (0.38 - 0.43C) (SAE 4140) Annealed - Aug. 22, 2014
   REVISION N - Steel, Bars, Forgings, and Rings 0.95Cr - 0.20Mo (0.38 - 0.4 - May 1, 2010
   REVISION M R06 - REAFFIRMED IN 2006 - March 1, 2006
   REVISION M - REAFFIRMED IN 2001 - Oct. 1, 2001
   REVISION L - Steel, Bars, Forgings, and Rings 0.95Cr - 0.20Mo (0.38 - 0.4 - May 1, 1995
   REVISION K - Steel, Bars, Forgings, and Rings 0.95Cr - 0.20Mo (0.38 - 0.4 - Oct. 1, 1990
   REVISION J - Steel, Bars, Forgings, and Rings 0.95Cr - 0.20Mo (0.38 - 0.4 - July 1, 1981
   REVISION H - OBSOLETE REVISION BY REQUEST - Dec. 15, 1974
   REVISION G - OBSOLETE REVISION BY REQUEST - Nov. 1, 1969
   REVISION F - OBSOLETE REVISION BY REQUEST - Nov. 1, 1967
   REVISION E - OBSOLETE REVISION BY REQUEST - Jan. 31, 1964
   REVISION D - OBSOLETE REVISION BY REQUEST - June 1, 1951
   REVISION C - OBSOLETE REVISION BY REQUEST - Dec. 1, 1950
   REVISION B - OBSOLETE REVISION BY REQUEST - Jan. 1, 1946
   REVISION A - OBSOLETE REVISION BY REQUEST - March 1, 1942
   BASE - OBSOLETE REVISION BY REQUEST - Dec. 4, 1939