External Tooth, Cup, Lock Washer, Full Washers, Form A
Fibre, Vulcanised Fibre, TPE, Steel, Brass
44 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
4.85 mm, 6 mm, 12.2 mm, 4.36 mm, 6.5 mm
1.8 mm, 0.28 mm, 0.7 mm, 1.6 mm, 8.1 mm
M4 (Form A), M6 (Form A), M3 (Form A), M10, M5 (Form A)
DIN 127B, DIN 125A, ASME B18.22.1
ASTM F844, BS 4320G, DIN 6797J