Internal Tooth, Cup, Lock Washer, Full Washers, Form A
Ceramic, A2/304 Stainless Steel, Fibre, TPE, Brass
3/4" X 3" X 1/4", 7.99 mm, 15.5 mm, 6.9 mm, 11.88 mm
4.85 mm, 12.5 mm, 6.4 mm, 16.2 mm, 6.5 mm
5.8 mm, 2.2 mm, 1.8 mm, 1.2 mm, 1.1 mm
M6, M5 (Form A), M4, M2.5, M3
BS 4320B, BS 4320:1968, BS 4320, ASME B18.22.1
ASTM F844, DIN 7603A