The Federal Supply Group 16, signifies all Aerospace Craft Components and Accessories. The subcategories of this federal supply group are as follows:
- Any parts that convert rotary motion into propulsive force
- Any parts that assist on the rotary wing motion of any rotorcraft
- Any part that supports an aircraft while it is landing or not flying
- Any parts that support the movement of an aircraft while it is on the ground
- Any parts that make up the components of the aircraft that provide power
- Any parts that assist on controlling temperature and climate
- FSC 1610 – Aircraft Propellers and Components
- FSC 1615 – Helicopter Rotor Blades, Drive Mechanisms and Components
- FSC 1620 – Aircraft Landing Gear Components
- FSC 1630 – Aircraft Wheel and Brake systems
- FSC 1650 – Aircraft Hydraulic, Vacuum, and De-icing System Components
- FSC 1660 – Aircraft Air Conditioning, Heating, and Pressurizing Equipment
- FSC 1670 – Parachutes; Aerial Pick Up, Delivery, Recovery Systems; and Cargo Tie Down Equipment
- FSC 1680 – Miscellaneous Aircraft Accessories and Components