fitment

Short definition from Wiktionary

Noun

1. 1
   A thing fitted to another in order to accomplish a specific purpose.
2. 2
   An item of permanent furniture or equipment.
3. 3
   The act of furnishing with fitments; an instance of such an act.
4. 4
   The proper positioning and orientation of a thing for it to serve its designed purpose.
5. 5
   The categorisation of an employee, for the purpose of calculating salary or allowances.
6. 6
   Something that suits or fits.