Description
The nut fits a standard bolt that has a diameter of 3/8″ UNF approx: 9.53mm. The nut is only 5.5mm high, which is 3mm lower than a normal nut. It is therefore an American fine threaded nut that has an outer diameter of 9.53mm, which is then called 3/8″ It has 24 threads in one inch = 25.4mm, if you are unsure, you can count the number of threads the bolt has in 25, 4 mm.