SAE AS1421A
SAE AS1421A 2010-NOV-01 Aerospace Selected Dameter - Ptch Combnatons of Metrc 60 degrees Screw Threads for Shaft or Bearng Retanng Screw Threads Superseded by SAE MA1421
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This Aerospace Standard establishes the diameter - pitch combinations of ISO metric 60° screw threads recommended for use in the aerospace industry for metric module shaft or bearing retaining screw threads.