This is a 7/16-14 serrated flange lock nut from Allstar Performance, sold in a pack of 10. The nut is made of steel with a natural (unplated) finish. A serrated flange is built into the base of the nut and bites into the mating surface to resist loosening from vibration, eliminating the need for a separate washer. It has a coarse 7/16-14 thread.
FAQ
What thread size is this nut?
This nut has a 7/16-14 coarse thread.
How many nuts are included?
This pack includes 10 nuts.
What material and finish does this nut have?
The nut is made of steel with a natural (unplated) finish.
What does the serrated flange do?
The serrated flange is built into the base of the nut and bites into the mating surface to resist loosening from vibration.
Does this nut require a separate washer?
No, the integrated flange serves as a built-in washer.

