Lock Nuts (Anco Lock Nut) is a nut which provides extra resistance to vibration loosening by a stainless steel ratch pin in the top of the nut that “bites” into threads when fully tightened.
Diameters: 1/4 to 1-1/2 in stock, other diameters are available.
Finishes: Plain (black) & Galvanized.
Other styles of Lock Nuts are available upon request, contact your sales representative for more details.