Spring, Cup, Internal Tooth, Full Washers, Form A
301 Stainless Steel, Stainless Steel, TPE, Vulcanised Fibre, Brass
5.6 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
17 mm, 2.1 mm, 13 mm, 4.36 mm, 6.5 mm
1.6 mm, 2 mm, 0.5 mm, 2.5 mm, 0.3 mm
M3, M5 (Form A), M20, M10, M2.5
BS 4320B, DIN 127B, DIN 125A, ASTM F436, ASME B18.22.1
ASTM F844