I's not entirely sure what you are asking, but here's how I organize a FAK, by category, with typical examples:

Assessment Group:
gloves
penlight
stethoscope
BP Cuff
Pen, paper
hand cleaner
red bag
space blanket

Airway Group:
Pocket mask
oropharyngeal airways
suction
BVM

Trauma Group:
Assorted bulky dressings
Gauze, kling, tape, ace wrap
Burn sheets
tourniquits
Sam splint
irrigation fluids
antibiotic topicals

Medical Group:
Glucose
ASA
Antihistimine
Antipyretic