Service: US Army Armament: 30 mm M230 Chain Gun; Hydra 70 mm and CRV7 70 mm air-to-ground rockets; AGM-114 Hellfire; AIM-92 Stinger Crew: 2 (pilot ... of the Apache was its helmet mounted display ...

The Apache helicopter flight helmet ... The missing helmet was equipped with an Improved Magnetic Receiver Unit, which tracks a pilot’s or gunner’s head movements to control night vision ...