LOCK WASHER 254 SMO STAINLESS STEEL FINISH PLAIN FITS BOLT SIZES 1-1/2 IN. M39 INSIDE DIA 1.59 IN. OUTSIDE DIA 2.3 IN. THICKNESS 0.22 IN. THICKNESS TOLERANCE +/- .02 COLOR SILVER ROCKWELL HARDNESS MIN 52 HRC HIGH VIBRATION DYNAMIC LOADS CRITICAL BOLTED JOINTS EXTREME CONDITIONS FOR USE WITH BOLTS NUTS HEX CAP SCREWS SOCKET HEAD CAP SCREWS ADHESIVES WASHERS
