NORD-LOCK 1542 Wedge Lock Washer, For Screw Size M20 Steel, Advanced Corrosion
Lock Washer, EN 1.7182 Carbon Steel, Fits Bolt Sizes M20, Inside Dia. 0.84 In., Outside Dia. 1.21 In., Thickness 0.13 In., Thickness Tolerance +/- .01, Color Silver, Rockwell Hardness Min. 46 HRC, High Vibration, Dynamic Loads, Critical Bolted...