SAE AMS6490-1963
STEEL BARS@ FORGINGS@ AND TUBING 4.0Cr - 4.25Mo - 1.0V (0.77 - 0.85C) Premium Bearing Quality@ Consumable Electrode Vacuum Melted

Standard No.

SAE AMS6490-1963

Release Date

1963

Published By

SAE - SAE International

Status

Be replaced 2012-12

Replace By

SAE AMS6490A-1964

Latest

SAE AMS6490J-2018

Scope

APPLICATION: Primarily for critical parts@ such as bearings operating under heavy loads and high speeds at moderate temperatures and subject to very rigid inspection standards.

SAE AMS6490-1963 history

• 2018 SAE AMS6490J-2018 Steel Bars@ Forgings@ and Tubing 4.0Cr - 4.2Mo - 1.0V (0.77 - 0.85C) (M-50) Premium Aircraft-Quality for Bearing Applications Consumable Electrode Vacuum Melted (UNS T11350)
• 2014 SAE AMS6490H-2014 Steel Bars, Forgings, and Tubing 4.0Cr - 4.2Mo - 1.0V (0.77 - 0.85C) (M-50) Premium Aircraft-Quality for Bearing Applications Consumable Electrode Vacuum Melted
• 2010 SAE AMS6490G-2010 Steel Bars, Forgings, and Tubing 4.0Cr 4.25Mo 1.0V (0.77-0.85C)(M-50) Premium Aircraft-Quality for Bearing Applications Consumable Electrode Vacuum Melted
• 2005 SAE AMS6490F-2005 Steel Bars, Forgings, and Tubing 4.0Cr 4.25Mo 1.0V (0.77-0.85C) Premium Aircraft-Quality for Bearing Applications Consumable Electrode Vacuum Melted
• 2000 SAE AMS6490E-2000 Steel Bars, Forgings, and Tubing 4.0Cr 4.25Mo 1.0V (0.77-0.85C) Premium Aircraft-Quality for Bearing Applications Consumable Electrode Vacuum Melted
• 1994 SAE AMS6490D-1994 STEEL BARS, FORGINGS, AND TUBING 4.0Cr - 4.2Mo - 1.0V (0.77 - 0.85C) Premium Aircraft Quality for Bearing Applications Consumable Electrode Vacuum Melted
• 1989 SAE AMS6490D-1989 Steel Bars@ Forgings@ and Tubing 4.0Cr - 4.2Mo - 1.0V (0.77 - 0.85C) Premium Aircraft Quality for Bearing Applications Consumable Electrode Vacuum Melted
• 1974 SAE AMS6490C-1974 STEEL BARS@ FORGINGS@ AND TUBING 4.0Cr - 4.2Mo - 1.0V (0.77 - 0.85C) Premium Bearing Quality@ Consumable Electrode Vacuum Melted
• 1968 SAE AMS6490B-1968 STEEL BARS@ FORGINGS@ AND TUBING 4.0Cr - 4.25Mo - 1.0V (0.77 - 0.85C) Premium Bearing Quality@ Consumable Electrode Vacuum Melted
• 1964 SAE AMS6490A-1964 STEEL BARS@ FORGINGS@ AND TUBING 4.0Cr - 4.25Mo - 1.0V (0.77 - 0.85C) Premium Bearing Quality@ Consumable Electrode Vacuum Melted
• 1963 SAE AMS6490-1963 STEEL BARS@ FORGINGS@ AND TUBING 4.0Cr - 4.25Mo - 1.0V (0.77 - 0.85C) Premium Bearing Quality@ Consumable Electrode Vacuum Melted