Cup, Lock Washer, Plain Washer, Full Washers, Form A
Stainless Steel, 301 Stainless Steel, TPE, Vulcanised Fibre, Brass
3/4" X 3" X 1/4", 7.99 mm, 15.5 mm, 6.9 mm, 11.88 mm
2.1 mm, 16.2 mm, 5.36 mm, 2.25 mm, 6.5 mm
3.5 mm, 0.5 mm, 1.1 mm, 0.16 mm, 0.28 mm
M16, M5 (Form A), M6, M20, M3
BS 3410, DIN 9021, DIN 127B, BS 4320B, BS 4320