Countersunk Washer, Spring, Mudguard, Full Washers, Form A
Brass, Nylon, 301 Stainless Steel, TPE, Stainless Steel
28 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
17 mm, 2.1 mm, 6.4 mm, 2.25 mm, 6.5 mm
1.2 mm, 0.7 mm, 0.5 mm, 0.16 mm, 2.5 mm
M3, M4, M3 (Form A), M24, M5 (Form A)
DIN 6797J, ASME B18.8.1, ASME B18.22.1
ASTM F844, BS 4320B, DIN 7603A