There is a generalized fear of clothing called vestiophobia, which the fear of belts might be a specified aspect of said phobia. Though, that's only valid if you mean the article of clothing.
stud belts? I believe they're called "studded leather belts". Compliments of www.manuscriptex.com
belts of wind are trade winds
Belts or Tape Drive Belts
There is no word for the fear of boogers
what is the fear of dusbins called ?
shelter belts
The fear of fears is called phobophobia. It is the fear of getting a phobia.
Historically chastity belts have been used for the prevention of sexual intercourse. They were originally used out of fear although more recently have been used for pleasure.
The donut shaped radiation belts around the Earth are called the Van Allen Belts. There are similar belts around every planet with a magnetic field.
the fear of nuns is called "monachousaphobia"
The fear of electronics is called technophobia
The fear of babies is called pediophobia.