Nylon Washers, Cup, Crinkle, Full Washers, Form A
301 Stainless Steel, Ceramic, TPE, Copper, Brass
37 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
6.4 mm, 5.36 mm, 2.25 mm, 21 mm, 6.5 mm
1.6 mm, 1.1 mm, 1 mm, 0.16 mm, 0.28 mm
M5, M3 (Form A), M16, M2, M5 (Form A)
BS 4320, BS 4320:1968, ASME B18.8.1, DIN 7980, DIN 125A