Internal Tooth, Lock Washer, Plain Washer, Full Washers, Form A
Neoprene, Fibre, TPE, Steel, Brass
28 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
10.5 mm, 13 mm, 5.3 mm, 5 mm, 6.5 mm
5.8 mm, 1.8 mm, 3.5 mm, 0.28 mm, 1.1 mm
M2.5, M3 (Form A), M5 (Form A), M6, M5
DIN 125A, ASME B18.22.1
ASTM F844, DIN 6797A, BS 4320, BS 4320B