ISO general purpose metric screw threads - Part 20: Limits of sizes for coarse pitch threads with the prefered tolerance classes; nominal sizes from 1 mm to 68 mm
Edition 2000-08

ISO general purpose metric screw threads - Part 21: Limits of sizes for fine pitch threads with the preferred tolerance classes; Nominal diameter from 1 mm to 24,5 mm
Edition 2005-08

ISO general purpose metric screw threads - Part 22: Limits of sizes for fine pitch threads with the preferred tolerance classes; Nominal diameter from 25 mm to 52 mm
Edition 2023-12

ISO general purpose metric screw threads - Part 22: Limits of sizes for fine pitch threads with the prefered tolerance classes; Nominal diameter from 25 mm to 52 mm
Edition 2005-08

ISO general purpose metric screw threads - Part 23: Limits of sizes for fine pitch threads with the prefered tolerance classes; Nominal diameter from 53 mm to 110 mm
Edition 2005-08

ISO general purpose metric screw threads - Part 24: Limits of sizes for fine pitch threads with the prefered tolerance classes; Nominal diameter from 112 mm to 180 mm
Edition 2005-08

ISO general purpose metric screw threads - Part 25: Limits of sizes for fine pitch threads with the prefered tolerance classes; Nominal diameter from 182 mm to 250 mm
Edition 2005-08

ISO general purpose metric screw threads - Part 26: Limits of sizes for fine pitch threads with the prefered tolerance classes; Nominal diameter from 252 mm to 1000 mm
Edition 2005-08

ISO general purpose metric screw threads - Part 50: Combination of tolerance classes for formed internal screw threads
Edition 2017-05

ISO general purpose metric screw threads - Part 51: External screw threads for transition fits (former: screw threads for interference fit) - tolerances, limit deviations, limits of sizes
Edition 2013-10