5/16-18 Serrated Flange Hex Lock Nuts, 20Pcs 304 Stainless Steel Flange Nut

Description: Material: Hex lock nuts are made of 304 stainless steel, which has high strength and tensile strength, strong and durable. Surface oxidation treatment, corrosion resistance and beautiful appearance. Serrated Design: The serrated shape of the flange provides a locking action and also helps avoid nut vibration and increases nut retention. The serrations are angled to prevent the nut from rotating in the direction of loosening the nut. Due to the serrations, they cannot be used with washers or on surfaces that cannot be scratched. Easy to use: Insert the bolt into the nut, make sure the threads are aligned, and then tighten with a wrench or socket (not included), improving your work efficiency. Application: Hexagonal flange nut is suitable for fastening machinery and furniture, steel, and wood. They can be used in industrial buildings, industrial machinery and equipment, the automotive industry, outdoor facilities, etc. Specification: Thread Size: 5/16-18 Height: 7mm/0.28" Hex Width: 12.6mm/0.5" Flange Diameter: 16.8mm/0.66" Material: 304 Stainless Steel Package Content: 20pcs x Hex Flange Nut