External Tooth, Tap Washer, Lock Washer, Full Washers, Form A
A2/304 Stainless Steel, Steel, Fibre, Brass, TPE
3/4" X 3" X 1/4", 7.99 mm, 15.5 mm, 6.9 mm, 11.88 mm
4.36 mm, 2.6 mm, 4.85 mm, 10.5 mm, 6.5 mm
0.5 mm, 0.28 mm, 8.1 mm, 0.16 mm, 2.5 mm
M3 (Form A), M16, M5 (Form A), M6, M2
DIN 6797A, BS 4320:1968, BS 4320, BS 4320B, ASME B18.21.1