hardware washers
nord lock 67.1 4081 lock washer stl fit 2 1 2 in 0.28 t
lock washer steel delta protect finish fits bolt sizes 2 1 2 inside dia . 2.640 outside dia . 3.740 thickness 0.280 thickness tolerance 0.03 rockwell hardness min . 46 hrc meets exceeds din 25201 br b features b ul li finish delta protect li li inside dia . 2.640 li li item lock washer li li material steel li li outside dia . 3.740 li li package quantity 1 li li size 2 1 2 li li fits bolt sizes 2 1 2 li li thickness 0.280 li li meets exceeds din 25201 li li rockwell hardness min . 46 hrc li li thickness tolerance 0.03 li ul