Mine definitely had thread locker on it.... you could see it after it was removed. Blue actually.
My TJ had blue thread locker on the threads as well.
Lives in garage:
2004 Red Jeep TJ "X", big tires, suspension, stereo delete, dent in cowl.
1982 Red Jeep Scrambler, small block chevy on 35's.
"Those who would give up essential Liberty, to purchase a little temporary Safety, deserve neither Liberty nor Safety." -Benjamin Franklin