Internal Tooth, Cup, Lock Washer, Full Washers, Form A
301 Stainless Steel, TPE, Brass, Stainless Steel, Copper
4.51 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
12.5 mm, 13 mm, 5.3 mm, 2.25 mm, 6.5 mm
0.6 mm, 1.6 mm, 0.5 mm, 1.1 mm, 0.28 mm
M5, M3 (Form A), M12, M5 (Form A), M2.5
ASME B18.21.1, DIN 127B, DIN 6798J, ASME B18.8.1, BS 4320B