Internal Tooth, External Tooth, Crinkle, Full Washers, Form A
301 Stainless Steel, Steel, Stainless Steel, Vulcanised Fibre, TPE
30 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
12.2 mm, 13 mm, 16.2 mm, 2.25 mm, 6.5 mm
0.6 mm, 8.1 mm, 1.1 mm, 0.3 mm, 0.16 mm
M10, M3 (Form A), M5, M24, M5 (Form A)
DIN 7980, DIN 125A, DIN 6797J, BS 4320B, BS 4320