{"id":19752,"date":"2025-05-05T13:41:22","date_gmt":"2025-05-05T13:41:22","guid":{"rendered":"https:\/\/stainlessbolts.com\/gemstar\/?page_id=19752"},"modified":"2026-05-27T06:12:04","modified_gmt":"2026-05-27T06:12:04","slug":"serrated-washer","status":"publish","type":"page","link":"https:\/\/stainlessbolts.com\/gemstar\/serrated-washer\/","title":{"rendered":"Serrated Washer"},"content":{"rendered":"\t\t
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Stainless Steel Serrated Washer - Grade 202, 304, 316, A2, A2-70 <\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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A serrated washer is a type of lock washer designed with ridges or serrations either on one or both surfaces. These serrations bite into the mating surfaces (bolt head\/nut and material surface) to prevent loosening due to vibration or torque.<\/p><\/div>\t\t\n\t<\/div>\n<\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t <\/div>\r\n <\/div>\r\n \t\t\t<\/div>\n\t\t<\/section>\n\t\t <\/div>\r\n <\/div>\r\n \t\t\t<\/div>\n\t\t<\/section>\n\t\t

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Technical Specifications \u2013 Serrated Washers<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\r\n\t\t\t\t<\/div>\r\n\t\t
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Here is a technical specification table for Serrated Washers (general dimensions based on DIN 6798 standard):<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\r\n\t\t\t\t<\/div>\r\n\t\t

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Nominal Size (M)<\/td>\n
Inner Diameter (d₁) mm <\/div><\/td>\n
Outer Diameter (d₂) mm <\/div><\/td>\n
Thickness (t)** mm<\/div><\/td>\n
Type A (Internal Serration)<\/div><\/td>\n
Type B** (External Serration)<\/div><\/td>\n <\/tr>\n
M2<\/td>\n 2.2<\/td>\n 4.5<\/td>\n 0.3<\/td>\n ✓<\/td>\n ✓<\/td>\n <\/tr>\n
M3<\/td>\n 3.2<\/td>\n 6.2<\/td>\n 0.4<\/td>\n ✓<\/td>\n ✓<\/td>\n <\/tr>\n
M4<\/td>\n 4.3<\/td>\n 7.6<\/td>\n 0.5<\/td>\n ✓<\/td>\n ✓<\/td>\n <\/tr>\n
M5<\/td>\n 5.3<\/td>\n 9.2<\/td>\n 0.6<\/td>\n ✓<\/td>\n ✓<\/td>\n <\/tr>\n
M6<\/td>\n 6.4<\/td>\n 11.0<\/td>\n 0.7<\/td>\n ✓<\/td>\n ✓<\/td>\n <\/tr>\n
M8<\/td>\n 8.4<\/td>\n 13.6 <\/td>\n 0.9<\/td>\n ✓<\/td>\n ✓<\/td>\n <\/tr>\n
M10<\/td>\n 10.5<\/td>\n 17.0<\/td>\n 1.0<\/td>\n ✓<\/td>\n ✓<\/td>\n <\/tr>\n
M12<\/td>\n 13.0<\/td>\n 20.4<\/td>\n 1.2<\/td>\n ✓<\/td>\n ✓<\/td>\n <\/tr>\n
M16<\/td>\n 17.0<\/td>\n 26.0<\/td>\n 1.6<\/td>\n ✓<\/td>\n ✓<\/td>\n <\/tr>\n<\/table>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\r\n\t\t\t\t<\/div>\r\n\t\t
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