hardware washers
armor coat ust237820 flat washer armor coat fits 5 16 in pk50
flat washer uss through hardened steel finish armor coat fits bolt sizes 5 16 in inside dia . 3 8 in outside dia . 7 8 in thickness 3 32 in thickness tolerance 0.010 in rockwell hardness c38 c45 for use with screws and studs package quantity 50 br b features b ul li finish armor coat li li for use with screws and studs li li inside dia . 3 8 li li item uss washer li li material through hardened steel li li outside dia . 7 8 li li package quantity 50 li li size 5 16 li li type uss li li fits bolt sizes 5 16 li li thickness 3 32 li li rockwell hardness c38 c45 li li thickness tolerance 0.010 li li radius li ul