Yes if you mean the castellated one that takesthe cotter pin-there is very low torque on them. Just don't overtighten or you will have s3erious problems.
To remove the key from the spindle nut, first loosen the nut using the appropriate tool. Once the nut is loose, slide the key out of the keyway on the spindle shaft by grasping it firmly and pulling it out. Be cautious not to damage the key or the spindle during this process.
The front spindle nut on a 1991 Honda Civic requires a 32mm axle nut socket.
should be 17mm
30mm
Its a 30mm socket
Spindle nuts very from 30mm to 34mm
a 32mm
36mm
try a 36mm
35mm
34mm
Driveaxle Hub Nut 159 ft-lbs.