External Tooth, Spring, Lock Washer, Full Washers, Form A
301 Stainless Steel, TPE, Vulcanised Fibre, Steel, Copper
28 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
12.2 mm, 13 mm, 2.2 mm, 2.25 mm, 6.5 mm
0.3 mm, 0.16 mm, 1.8 mm, 0.28 mm, 2.5 mm
M3 (Form A), M24, M5 (Form A), M5, M6
BS 4320, BS 4320:1968, DIN 125A, BS 4320G, BS 4320B