External Tooth, Internal Tooth, Crinkle, Full Washers, Form A
301 Stainless Steel, TPE, Steel, Brass, Stainless Steel
4 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
4.85 mm, 10.5 mm, 25 mm, 5.36 mm, 6.5 mm
0.7 mm, 0.6 mm, 1.6 mm, 1.5 mm, 0.5 mm
M8, M4, M3 (Form A), M6, M5 (Form A)
BS 4320B, DIN 127B, BS 4320G, DIN 125A, ASME B18.22.1
ASTM F844