hardware washers
te co 42612 flat washer black oxide low carbon steel fits 4 bolts
flat washer hardened steel finish black oxide fits bolt sizes 4 inside dia 1 8 outside dia 5 16 thickness 5 64 thickness tolerance 0.010 tem 400 f color black rockwell hardness 85 90 on 15n scale clamping for use with nuts studs and clamps grade 5 br b features b ul li application clamping li li color black li li finish black oxide li li for use with nuts studs and clamps li li inside dia . 1 8 li li item flat washer li li material steel li li outside dia . 5 16 li li package quantity 1 li li size 4 li li temp . f 400 degrees li li type hardened li li fits bolt sizes 4 li li thickness 5 64 li li meets exceeds grade 5 li li rockwell hardness 85 to 90 on 15n scale li li thickness tolerance 0.010 li li radius li ul