Historical
SAE AS 1421A-1976 (SAE AS1421A-1976)
Aerospace Selected Diameter-Pitch Combinations of Metric 60~ Screw Threads, for Shaft or Bearing Retaining Screw Threads ( Reaffirmed: Mar 1982 Jul 1991 May 1995 Oct 2001 May 2006 )
This document has been declared 'CANCELLED' as of November 2010. By this action, this document will remain listed in the Numercial Section of the Aerospace Standards Index noting that is has been superceded by SAE MA 1421.
Content Provider
Society of Automotive Engineers [sae]