hardware washers
nord lock 19.5 1051 lock washer 316ss fits m18 3.2 mmth pk100
lock washer 316 stainless steel plain finish fits bolt sizes m18 inside dia . 19.5 mm outside dia . 29mm thickness 3.2 mm thickness tolerance 0.25 mm rockwell hardness min . 52 hrc case hardened meets exceeds din 25201 package quantity 100 br b features b ul li finish plain li li inside dia . 19.5 mm li li item lock washer li li material 316 stainless steel li li outside dia . 29mm li li package quantity 100 li li size m18 li li fits bolt sizes m18 li li thickness 3.2 mm li li meets exceeds din 25201 li li rockwell hardness min . 52 hrc case hardened li li thickness tolerance 0.25 mm li ul