ISO 724:1993
ISO general-purpose metric screw threads; basic dimensions

Standard No.

ISO 724:1993

Release Date

1993

Published By

International Organization for Standardization (ISO)

Status

Be replaced

Replace By

ISO 724:1993/cor 1:2009

Latest

ISO 724:2023

Scope

Specifies the basic dimensions of metric threads in accordance with ISO 261. The basic dimensions are: basic major diameter of internal or external thread (nominal diameter), basic pitch diameter of internal or external thread, basic minor diameter of internal or external thread, height of fundamental triangle, pitch. The values refer to the basic profile in accordance with ISO 68.

ISO 724:1993 history

• 2023 ISO 724:2023 ISO general purpose metric screw threads — Basic dimensions
• 2009 ISO 724:1993/cor 1:2009 ISO general-purpose metric screw threads - Basic dimensions; Technical Corrigendum 1
• 1993 ISO 724:1993 ISO general-purpose metric screw threads; basic dimensions
• 1978 ISO 724:1978 ISO metric screw threads — Basic dimensions