8. Sikorsky CH-53E Super Stallion
> Type: Combat helicopter
> Active in military: 140
> On order for the military: 0
> First flight: March 1974
[in-text-ad]
7. Bell AH-1Z Viper
> Type: Combat helicopter
> Active in military: 159
> On order for the military: 0
> First flight: September 2010
6. Bell UH-1
> Type: Combat helicopter, trainer
> Variants: OH-58 Kiowa, UH-1 Iroquois, UH-1N Twin Huey, UH-1Y Venom
> Active in military: 234
> On order for the military: 0
> First flight: October 1956
5. Bell Boeing V-22 Osprey
> Type: Combat helicopter
> Variants: CV-22, MV-22
> Active in military: 360
> On order for the military: 77
> First flight: March 1989
[in-text-ad-2]
4. Eurocopter UH-72 Lakota
> Type: Combat helicopter, trainer
> Variants: H145 (UH-72A/B)
> Active in military: 475
> On order for the military: 38
> First flight: June 2006
