Metric prevailing torque lock nuts, Zinc plated class 10.9 steel, 1.5mm
![Prevailing torque lock nut](images/catalog/prevailing-torque-lock-nut.png)
Nut size (A.K.A. diameter) is the size bolt that the nut is used with. The same is true of the thread pitch. Thus a 6mm x 1.0 nut fits a 6mm x 1.0 bolt.
Nut size (A.K.A. diameter) is the size bolt that the nut is used with. The same is true of the thread pitch. Thus a 6mm x 1.0 nut fits a 6mm x 1.0 bolt.