MAC supplies these Federal Stock Classes as defined by the U.S. Department of Defense:

1420     Guided Missile Mechanisms and Components
1560     Airframe Structural Components
1615     Helicopter Rotor Blades, Drive Components
1620     Aircraft Landing Gear Components
1680     Miscellaneous Aircraft Accessories and Components
1730     Aircraft Ground Servicing Equipment
2810     Gas Reciprocating Engine and Components, Aircraft
2995     Miscellaneous Engine Accessories, Aircraft
3040     Miscellaneous Power Transmission Equipment
4710     Pipe and Tube
4720     Hose and Tubing, Flexible
5825     Radio and Navigation Equipment, Except Airborne
5826     Radio Navigation Equipment, Airborne
5960     Electron Tubes and Associated Hardware
5995     Cable, Cord and Wire Assemblies; Communications Equipment
5998     Electrical, Electronic Assemblies; Boards, Cards, Associated Hardware
6145     Wire and Cable, Electrical
6620     Engine Instruments