MAPS has attained a large collection of components from the military.  Everything from engines, radios, refueling nose gear, props, ejection seats and a blimp canopy. 

These items permeate the hangar area for your pleasure, so be sure to look in every corner of the hangar and display areas! Here you can see a random selection of components:

General Electric J-79 Turbojet used on aircraft such as the Lockheed F-104 Starfighter and the McDonnell Douglas F-4 Phantom
Radios & communication devices, both land based and in an aircraft.
M10 triple-tube rocket launcher for M8 4.5 inch (114 mm) calibre air-to-ground rockets, P-47 Thunderbolt

B-36 Magnesium Wheel, manufactured by Goodyear and used on a Convair B-36 Peacemaker.
Top turret from a Beechcraft AT-11 Kansan
Assorted Flight/ejection seats

Props for a variety of aircraft
Gear that a soldier used to carry on them, some that they still do.
USAF In-flight refueling drogue from the Vietnam era

Pratt & Whitney R-2800 used on such aircraft such as the Vought F-4U Corsair and the Grumman F6F Hellcat
Envelope of the Goodyear “Spirit of Akron” airship
A tire used on the Space Shuttle Columbia

Below you will find additional online information on some of the featured items in the Military Component Collection:

Air-refueling Drogue information

Top turret from a Beechcraft AT-11 Kansan:

Triple-rocket launch tubes:

Note: history/part information linked to Wikipedia website