Tap Washer, Cup, Plain Washer, Full Washers, Form A
Copper, Steel, TPE, Nylon, Stainless Steel
4.51 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
11 mm, 6.4 mm, 13 mm, 4.36 mm, 6.5 mm
5.8 mm, 1.8 mm, 1.6 mm, 0.5 mm, 1.1 mm
M3 (Form A), M10, M5 (Form A), M16, M2
BS 4320B, BS 4320, DIN 7980, ASME B18.22.1
ASTM F844, DIN 125A