Cup, Internal Tooth, Mudguard, Full Washers, Form A
301 Stainless Steel, Steel, Brass, TPE, Nylon
3/4" X 3" X 1/4", 15.5 mm, 12 mm, 6.9 mm, 11.88 mm
2.6 mm, 4.85 mm, 17 mm, 6 mm, 6.5 mm
1.2 mm, 0.6 mm, 8.1 mm, 0.5 mm, 0.16 mm
M5, M24, M5 (Form A), M12, M16
DIN 6797J, DIN 125A, ASME B18.22.1
ASTM F844, ASME B18.8.1, BS 4463