Cup, External Tooth, Lock Washer, Full Washers, Form A
301 Stainless Steel, Vulcanised Fibre, TPE, Stainless Steel, Brass
37 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
12.2 mm, 2.2 mm, 2.25 mm, 4.36 mm, 6.5 mm
3.5 mm, 0.28 mm, 8.1 mm, 1.6 mm, 1 mm
M24, M5 (Form A), M5, M3, M6
BS 4463, ASME B18.22.1
ASTM F844, DIN 7980, ASME B18.8.1, BS 4320B