Spring, Crinkle, Mudguard, Full Washers, Form A
301 Stainless Steel, Copper, Steel, Stainless Steel, Nylon
3/4" X 3" X 1/4", 7.99 mm, 15.5 mm, 6.9 mm, 11.88 mm
5.3 mm, 4.85 mm, 2.1 mm, 14 mm, 6.5 mm
0.5 mm, 0.28 mm, 0.6 mm, 1.1 mm, 2 mm
M3 (Form A), M3, M16, M24, M5 (Form A)
BS 4320B, ASME B18.22.1 ASTM
F844, ASME B18.22.1
ASTM F844, ASME B18.21.1, BS 4320