One of four AN 219 contact fuzes.
Archie radar antenna.
Plate with batteries (to detonate charge surrounding nuclear components).
X-Unit, a firing set placed near the charge.
Hinge fixing the two ellipsoidal parts of the bomb.
Physics package (see details below).
Plate with instruments (radars, baroswitches, and timers).
Barotube collector.
California Parachute tail assembly (0.20-inch (5.1 mm) aluminum sheet).