Wedge locking washer Carbon Stl Zinc flake coated thr. hard. M4 (#8) Lrg OD 20 glued pairs/pack

Nord-Lock wedge-locking washers are made for use with M4 steel bolts and/or nuts. The serrated washers are also compatible with #8 bolts.,Each pack contains 20 glued pairs of washers.,Applications for Nord-Lock steel washers include steel applications.,Nord-Lock washers utilize tension instead of friction in order to secure bolted joints exposed to severe vibration and dynamic loads. Nord-Lock steel washers promise the highest corrosion resistance on the market.,Nord-Lock wedge-locking washers are used in industries such as: energy, robotics, medical, transportation, offshore, mining and quarrying, construction and bridge building, manufacturing and processing, ship building, forestry and agriculture, heavy vehicles, and military.