Final Draft
International StandardISO/FDIS 965-6
ISO general purpose metric screw threads — Tolerances — Part 6: Limits of sizes for internal and external threads (fine and medium tolerance qualities, first and second choices)
Reference number
ISO/FDIS 965-6
ISO/FDIS 965-6
Edition 1
© ISO 2025
Final Draft International Standard
Abstract
This document specifies the limits of sizes for the major, pitch and minor diameters of ISO general purpose metric screw threads (M) conforming to ISO 261 having basic and design profiles in accordance with ISO 68-1. This document is applicable to the metric fastening screw threads with the ten recommended tolerance classes specified by ISO 965-1.
