Spring, Cup, Plain Washer, Full Washers, Form A
Steel, 301 Stainless Steel, TPE, Stainless Steel, Copper
28 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
0.4 mm, 0.7 mm, 1.1 mm, 1.6 mm, 0.28 mm
M12, M24, M6, M5 (Form A), M2.5
BS 4320C, BS 4463, DIN 9021, BS 4320B, BS 4320