bsnfastener.combsnfastener.com/pdf/Section07/catalog_P7-3_TCB.pdf · Dimensions of JIS B 1186...
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bsnfastener.combsnfastener.com/pdf/Section07/catalog_P7-3_TCB.pdf · Dimensions of JIS B 1186 washers a JIS B 1186 JIS B 1186 JIS B 1186 M20 +0.8 -1.0 4.5 ± 0.5 2.0 Nominal diameter