M8 Hex Nut - A2 Grade - Fine Pitch thread A2 stainless steel has good resistance to corrosion except in severe industrial and Marine Condition. Use A4 in a marine environment. Where: e = point to point m = thickness s = across flats d = Thread Thread Pitch - 1 mm e - 14.38 mm (min) m - 6.14 mm (min) s - 13 d - M8 DIN934
