This nylon-insert lock nut is a tall hex nut manufactured to ISO 7040 and DIN 6924 standards. Its non-metallic locking element helps prevent the nut from backing off due to vibration or mechanical stress. Made from steel with an electro-galvanized zinc finish, it's designed for indoor use or applications with minimal environmental exposure. Rated at strength class 8, it pairs well with bolts and screws of grade 8.8 or lower, and features standard metric threading.