If you have a Fender guitar or re-issue from the 1950s-60s or 70s, this is your nut! A 7.25" radius, works with a curved or flat bottom and is permanently lubricated for great tuning stability.
 
Length 1.7” / 43.18mm
Width 0.13” / 3.3mm
Height 0.213” / 5.41mm
Str.Sp 1.39” / 35.31