Serrated flange hex nut is a kind of nut that has a flange at one end acting as an integrated and non-spining washer. This helps to distribute the pressure of the nut over the part being secured.The serrations are angled to keep the nut from rotation in the direction that would loosen the nut.Flange nuts are good alternative to a hexagon nut and anti-vibration washer that fits for efficient project. The 18-8 stainless steel have good chemical, rust and corrosion resistance making the nuts ideal use in fresh and salt water application. Ideal paired with externally threaded components like bolts and studs. Widly used in automobile, machinery, electronics, assembling, construction, manufacturing industry, indoor and outdoor. RoyceMart specialized in providing full ranges of standard fasteners including fully customized packaging solutions to fulfill our customer's expectation. All products undergoes three level of quality testing and quantity checking before reaching our customers.We promise fasteners listed in RoyceMart must be 100% competitive in the world.