This product is a nut that has a nylon insert that prevents it from loosening or coming off. It is made of stainless steel and has a size of 4mm. It can be used with bolts or screws of the same size and thread pitch.
M3*3*5.3 - Brass Cylinder Knurled Round Molded-in Insert Embedded Nuts - pack of (5) for Nuts applications, prototyping, maintenance, and engineering projects.
Material Housing heat treated plated hard chrome steel. Cage Engineering plastics.Main dimensions ID 8mm,OD 15mm,Length 17-24mm.
M6 Spring Nut is a nut that has a spring-loaded ball that prevents it from rotating when tightened. It is compatible with aluminium profiles and can be used to connect various components.