This ARP 12-point nut is machined from chromoly steel and finished in black oxide for corrosion resistance. It has a 3/8-16 in thread and a 7/16 in 12-point head, sold in a set of 10.
Specifications:
- Thread Size: 3/8-16 in
- Head Style: 12-Point
- Head Size: 7/16 in
- Material: Chromoly
- Finish: Black Oxide
- Quantity: Set of 10
FAQ
What thread size does this ARP nut use?
It uses a 3/8-16 in thread.
What material is the nut made from?
It is machined from chromoly steel with a black oxide finish.
What size is the 12-point head?
The head measures 7/16 in across the 12-point flats.
How many nuts are included?
This kit includes a set of 10 nuts, part #301-8341.

