Internal Tooth, Tap Washer, Plain Washer, Full Washers, Form A
Brass, Steel, TPE, 301 Stainless Steel, Vulcanised Fibre
5.6 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
5.3 mm, 4.85 mm, 2.25 mm, 13 mm, 6.5 mm
0.6 mm, 1.8 mm, 0.28 mm, 8.1 mm, 1.6 mm
M6, M12, M10, M16, M5 (Form A)
DIN 127B, ASME B18.21.1, ASME B18.8.1, BS 4320B, DIN 7603A