Cup, Plain Washer, Internal Tooth, Full Washers, Form A
Steel, Copper, TPE, Ceramic, 301 Stainless Steel
4 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
4.85 mm, 6 mm, 2.1 mm, 12.2 mm, 6.5 mm
3.5 mm, 1.6 mm, 2.5 mm, 0.16 mm, 0.28 mm
M8, M3 (Form A), M2, M5 (Form A), M5
DIN 127B, ASME B18.8.1, ASME B18.22.1
ASTM F844, DIN 7980, BS 4320B