Spring, Cup, Crinkle, Full Washers, Form A
Brass, Fibre, TPE, Ceramic, Steel
24.4 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
13 mm, 14 mm, 16.2 mm, 5.36 mm, 6.5 mm
0.6 mm, 1.2 mm, 1.1 mm, 3.5 mm, 2.5 mm
M3 (Form A), M10, M24, M2, M5 (Form A)
DIN 6797A, DIN 127B, BS 4463, DIN 7980, BS 4320B