Internal Tooth, Cup, Lock Washer, Full Washers, Form A
Neoprene, Fibre, Stainless Steel, TPE, Brass
28 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
4.85 mm, 6.4 mm, 5.36 mm, 4.36 mm, 6.5 mm
0.6 mm, 8.1 mm, 0.5 mm, 0.16 mm, 0.28 mm
M5, M3 (Form A), M16, M5 (Form A), M6
ASME B18.8.1, ASME B18.22.1
ASTM F844, DIN 125A, BS 4320B, ASME B18.21.1