External Tooth, Cup, Lock Washer, Full Washers, Form A
Steel, Neoprene, Brass, Fibre, TPE
4.51 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
6 mm, 2.1 mm, 10.5 mm, 16.2 mm, 6.5 mm
0.16 mm, 1.8 mm, 0.28 mm, 2.5 mm, 3.5 mm
M6 (Form A), M3.5, M3 (Form A), M5 (Form A), M2.5
DIN 127B, BS 4320G, ASME B18.22.1
ASTM F844, DIN 6797J, BS 4320B