Υλικό και λειαντικά

Κορυφαίοι κατασκευαστές

• Berkshire Manufactured Products,
• General Electric Company
• Navair and Navsea Managed
• U S Army Aviation and Missile
• U S Army Tank Automotive Command
• Bae Systems Land & Armaments L.p.
• Naval Sea Systems Command
• Royce Corporation Rolls
• Tactair Fluid Controls, Inc.
• Beechcraft Corporation