Specification Brand : Yinpecly BulletPoint1 : Package Content: 150 piece of M3 nylon insert lock nuts BulletPoint2 : Size: M3x0.5mm ; Pitch: 0.5mm/0.02 "; Hex Width: 5.4mm/0.213 "; Nut thickness:3.87mm/0.152" BulletPoint3 : Metric Lock Nuts Material: These M3 Lock Nuts are made of quality Carbon steel,surface is Zinc-plated for good rust resistance BulletPoint4 : Black Nylon Insert Lock Nuts: Locknuts embedded with nylon inserts, so that it and the bolt threads to form a close fit, and in the role of the elasticity of the nylon friction resistance, in order to achieve the purpose of anti-loosening. BulletPoint5 : Wide Application: Common uses for metric hardware nuts include securing instrument and equipment components, linking pipes and structural elements.Suitable for use or maintenance in a wide range of applications such as furniture decoration, automotive repair, the mechanical industry and small repairsaround shops, construction, etc Color : Black ExteriorFinish : Zinc ItemName : Yinpecly 150Pcs M3 x 0.5mm Nylon Insert Hex Lock Nuts Carbon Steel Zinc Plated Locknuts Self-Locking Nut M3 Metric Black Standard Threaded Nylock Nuts for Industrial Construction Fasteners ItemPackageDimensions_Height : 5.6896 centimeters ItemPackageDimensions_Length : 1.7018 centimeters ItemPackageDimensions_Width : 4.3942 centimeters ItemTypeKeyword : hardware-locknuts Manufacturer : Yinpecly Material : Carbon Steel NumberOfItems : 150 PartNumber : BM2503N1901XY-FBA ProductDescription : Package Content: 150 piece of M3 nylon insert lock nuts ProductSiteLaunchDate : 2025-05-12T07:00:00.000Z Size : M3; 150pcs SupplierDeclaredDgHzRegulation : not_applicable UnspscCode : 31161700