Misidentifying this seat type is a primary cause of vibration and improper clamping force. To use it, press the gauge against the lug nut's threads until you find a leaf that fits perfectly without gaps.
Visual Inspection of Lug Nut Seats and Threads
5" is the pitch. This measurement in millimeters corresponds to the pitch indicated in the nut's size designation.
If the interior is tapered, you require a conical seat. Verifying Overall Height and Shank Length.
Visual Inspection of Lug Nut Seat Type and Threads
Lug nuts are universally specified using metric measurements, such as M12x1. Confirming this visually ensures you purchase the correct replacement hardware.
More About How to measure lug nuts
Looking at How to measure lug nuts from another angle can help expand the discussion and give readers a second clear paragraph under the same section.
More perspective on How to measure lug nuts can make the topic easier to follow by connecting earlier points with a few simple takeaways.