Internal Tooth, Plain Washer, Crinkle, Full Washers, Form A
Ceramic, Brass, Stainless Steel, TPE, Copper
28 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
4.85 mm, 2.1 mm, 16.2 mm, 2.25 mm, 6.5 mm
8.1 mm, 1.5 mm, 3.5 mm, 0.16 mm, 0.28 mm
M24, M5 (Form A), M16, M12, M10
ASME B18.21.1, BS 4320B, BS 4320G, DIN 125A, ASME B18.22.1
ASTM F844