External Tooth, Lock Washer, Internal Tooth, Full Washers, Form A
301 Stainless Steel, Copper, TPE, Nylon, Brass
3/4" X 3" X 1/4", 15.5 mm, 12 mm, 6.9 mm, 11.88 mm
4.85 mm, 13 mm, 21 mm, 4.36 mm, 6.5 mm
1.4 mm, 5.8 mm, 1.8 mm, 8.1 mm, 0.3 mm
M2, M12, M5 (Form A), M2.5, M3
DIN 127B, DIN 125A, DIN 6797J, BS 4320G, BS 4320B