External Tooth, Cup, Crinkle, Full Washers, Form A
Neoprene, Stainless Steel, Fibre, Brass, TPE
3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 20 mm, 11.88 mm
4.85 mm, 2.1 mm, 2.2 mm, 4.36 mm, 6.5 mm
0.4 mm, 3.5 mm, 8.1 mm, 1.1 mm, 0.28 mm
M20, M3 (Form A), M3, M5 (Form A), M5
BS 4320B, BS 4320:1968, DIN 7603, BS 4463, ASME B18.22.1 ASTM
F844