Content with Hard Washer dimensions

12 July 2016
Selected sizes used for CE (UKCA) Marking under BS EN 14399 Size (d) M12 M16 M20 M22 M24 M27 M30 M36 d1 13-13.27 17-17.27 21-21.33 23-23.33 25-25.33 28-28.52 31-31.62 37-37.62 d2 23.48-24 29.48-30 36.38-37 38.38-39 43.38-44 49.00-50 54.80-56 64.80-66 h (nom.) 3 4 4 4 4 5 5 6 h 2.7-3.3 3.7-4.3 3.7-4.3 3.7-4.3 3.7-4.3 4.4-5.6 4.4-5.6 5.4-6.6 Dimensions in millimetres For use with BS EN 14399 High-strength structural bolting assemblies for preloading DownloadPDF
Read more about BS EN 14399-6 Plain chamfer washers - Basic dimensions