Nuts have internal machine threads, for use with machine thread bolts and screws.
Subcategory
Flange nuts, prevailing torque
An all metal lock nut with a built in washer often used in high temperature applications. This style of lock nut deforms the threads of the mated fastener. Can be domed or flat style.
Material
Steel
Grade
Class 10.9
A tempered medium carbon steel. Class 10.9 is stronger than class 8.8. It is commonly found in high strength automotive applications. Class 10.9 is similar to grade 8.
Flange bolts have a flange on the bottom of the head that distributes the load like a washer.
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