Hex Flange White Nylon Insert Lock Nut

Carbon steel hex flange weld nut weld nibs

a) This metallic nut features a flanged base with serrated grooves encircling its body.

b) This part is used for secure fastening in mechanical assemblies, with features designed to resist loosening under vibration.

c) The external structure, the serrated grooves or knurls, enhances grip for improved stability. 

With 6 projections

Steel two pieces hex collar cap nut

Steel closed end cap nut two pieces brass color 

Carbon steel hex collar weld nut heat treated