Internal Tooth, Plain Washer, Cup, Full Washers, Form A
301 Stainless Steel, Copper, TPE, Stainless Steel, Brass
4.51 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
13 mm, 10.5 mm, 2.25 mm, 4.36 mm, 6.5 mm
1.2 mm, 1.8 mm, 0.8 mm, 2 mm, 3.5 mm
M3 (Form A), M24, M12, M5 (Form A), M3
ASME B18.22.1
ASTM F844, BS 4320G, DIN 127B, BS 4320, BS 4320B