Nut quotation Parameter Table Product NameSelf-Locking Nut MaterialCarbon Steel / Stainless Steel Size RangeM3-M30 Surface TreatmentZinc Plated / Black Oxide / Passivation TypeHex Flange / Nylon Insert Grade4, 6, 8, 10, 12 StandardDIN985 / DIN982 / ANSI B18.16.3M Description Self-Locking Nut, also known as a prevailing torque nut, is designed to prevent the nut from coming loose under vibration or torque. The self-locking feature is achieved by incorporating a nylon or metal insert in the nut, which creates friction and tension between the threads of the nut and the bolt or screw. This helps to maintain the clamping force and prevent the nut from loosening over time. Self-Locking Nuts are available in different materials, sizes, and surface treatments to suit a wide range of applications. FAQ Q: What is a Self-Locking Nut? A: A Self-Locking Nut is a type of nut that is designed to resist loosening under vibration or torque. It incorporates a nylon or metal insert that creates friction and tension between the nut and the bolt or screw, preventing it from coming loose over time. Q: What materials are Self-Locking Nuts made of? A: Self-Locking Nuts can be made from different materials, such as carbon steel and stainless steel. The choice of material depends on the specific application requirements. Q: What surface treatments are available for Self-Locking Nuts? A: Self-Locking Nuts can be treated with different surface coatings, such as zinc plating, black oxide, or passivation, to provide protection against corrosion and improve their aesthetic appearance. Q: What types of Self-Locking Nuts are available? A: Self-Locking Nuts are available in different types, such as hex flange and nylon insert, to suit different application requirements. Nut quotation website:http://www.hxsunrise-metal.com/nut/