hardware washers
lw3i031op pk50 lock washer 18 8 ss 5 16 in pk 50
lock washer internal tooth 18 8 stainless steel finish plain fits bolt sizes 5 16 in inside dia . 0.314 in outside dia . 0.607 in thickness 0.029 in thickness tolerance 0.034 to 0.028 in color silver rockwell hardness b85 max n a meets exceeds asme b18 .21.1 package quantity 50 br b features b ul li application li li color silver li li finish plain li li for use with li li inside dia . 0.314 li li item lock washer li li material 18 8 stainless steel li li outside dia . 0.607 li li package quantity 50 li li type internal tooth li li fits bolt sizes 5 16 li li refills li li thickness 0.029 li li meets exceeds asme b18 .21.1 li li rockwell hardness b85 max li li thickness tolerance 0.034 to 0.028 li ul