hardware washers
nord lock 1552 lock washer fits 1 1 8 in m30 0.23 th
lock washer en 1.7182 carbon steel fits bolt sizes 1 1 8 in . m30 inside dia . 1.24 in . outside dia . 1.85 in . thickness 0.23 in . thickness tolerance .02 color silver rockwell hardness min . 46 hrc high vibration dynamic loads critical bolted joints extreme conditions for use with bolts nuts hex head cap screws socket head cap screws adhesiveswashers br b features b ul li application high vibration dynamic loads critical bolted joints extreme conditions li li color silver li li for use with bolts nuts hex head cap screws socket head cap screws adhesiveswashers li li inside dia . 1.240 li li item lock washer li li material en 1.7182 carbon steel li li outside dia . 1.850 li li package quantity 1 li li size m30 li li fits bolt sizes 1 1 8 li li thickness 0.230 li li rockwell hardness min . 46 hrc li li thickness tolerance .02 li ul