Moroso zinc Nylock nuts (1/4-20, 10-pack) are standard self-locking hex nuts that use a nylon locking element to resist loosening under vibration. Supplied as a handy 10-piece set, they fit common 1/4-20 threaded fasteners for engine and chassis hardware tasks where a secure, reusable lock nut is needed during assembly and maintenance.
Moroso Zinc Nylock Nuts - 1/4-20 (10 Pack)