Specification Brand : uxcell BulletPoint1 : [SIZE]: Width Measured From Flat to Flat 22mm / 0.87"; Height 14mm / 0.55". BulletPoint2 : [MATERIAL]: Made of carbon steel, finish with zinc-plated for good rust resistance, corrosion resistance, and oxidation resistance. BulletPoint3 : [FEATURE]: With a nylon insert, these lock nuts greatly reduce loosening under vibrations and torque after long-term use, and have a good fastening effect. BulletPoint4 : [ADVANTAGE]:Our hex lock nuts are strong and durable to use. Surface galvanizing has a corrosion-resistant effect. BulletPoint5 : [APPLICATION]: Great for replacing broken or missing nuts. Widely used for repairing furniture or household appliances, automobile, industries, workshops, engineering machinery, ship, DIY, handicrafts, etc. Color : Silver Tone DriveSystem : External Hex ExteriorFinish : Carbon Steel,Nylon,Zinc FinishType : white zinc plated ItemName : uxcell M14 x 2mm Nylon Insert Hex Lock Nuts, Carbon Steel White Zinc Plated, Pack of 5 ItemPackageDimensions_Height : 13 centimeters ItemPackageDimensions_Length : 2.1 centimeters ItemPackageDimensions_Width : 9.1 centimeters ItemTypeKeyword : hardware-locknuts Manufacturer : uxcell MeasurementSystem1 : Metric MeasurementSystem2 : Inch MetalType : Carbon Steel ModelNumber : a18111300ux0183 NumberOfItems : 5 PartNumber : a18111300ux0183 ProductDescription : 1.Nylon-insert lock nut, polymer-insert lock nut, or elastic stop nut, is a kind of locknut. 2.It is a nut with a nylon insert that resists turning. 3.The plastic insert is placed at the end of the nut, and its inner diameter (ID) is slightly smaller than the diameter of the screw. 4.The inserts elastically over the threads of the screw, but threads are not cut into the nylon.