If you loosen the truss rod too much releasing it from the captive nut close to fret 20 the whole rod can come all the way out.
Gibson truss rod nut.
It is usually not too hard to thread it back in.
Truss rods and truss rod nuts allparts uk.
Gibson don t tend to mask the truss rod cavity terribly well before spraying so you can see that some of the nuts in these images have lacquer on them even over the ground away portion.
It has thin walls that make it easy to get in the truss rod cutout of the peghead.
16 futheda guitar truss rod wrench luthier screwdriver for taylor guitars silver 4 3 out of 5 stars 42.
Gibson used short taper truss rod nuts from the late teens into the early 1950s.
Interestingly these nuts sit lower than the headstock facing so it looks like the damage occurred as the face of the headstock was being prepped to receive the overlaid facing.
Gibson started using the long taper nuts in the 1950s and continues to use them today.
You can use a 5 16 socket but i would recommend one of those gibson truss rod wrenches that looks like a little corn cob pipe but is usually black in color sometimes chrome.
Your guitar must be tuned to pitch using your preferred gauge of strings when you do this and under tension or it simply won t be correct.
Guitar truss rod wrench luthier tool for 8mm 5 16 gibson nut brand new 3 9 out of 5 stars 3 9 16 9.
They should have them wherever they sell gibson or aftermarket guitar parts.
Sometimes the truss rod can be really stuck requiring you to use a small adjustable wrench to turn the hex wrench.
5 16 hex brass 5 16 length 10 32 thread.