Cup, Spring, Lock Washer, Full Washers, Form A
Stainless Steel, 301 Stainless Steel, TPE, Steel, Brass
30 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
2.6 mm, 4.85 mm, 10.5 mm, 2.1 mm, 6.5 mm
0.9 mm, 1.8 mm, 3.5 mm, 0.6 mm, 0.28 mm
M6, M24, M5 (Form A), M4, M2.5
DIN 7980, DIN 7603, DIN 127B, DIN 125A, BS 4320B