You have to split that word, "regional superpower", into two as there is no such thing. Its either "regional power" or "super power." Just FYI, India is already a regional power but predicted to be a superpower in a few decade. Hope u got the difference.
Now, back to the topic.... C-17 sure is a beast. But i hope our babus will not mess at the end like they did for airbus refueler. I really want to see this babe with our tricolor patch.....i really do!
It Can...
(1) Take off from a 7,600-ft. airfield, carry a payload of 160,000 pounds, fly 2,400 nautical miles, refuel while in flight and land in 3,000 ft. or less on a small unpaved or paved airfield in day or night.
(2) Carry a cargo of wheeled U.S. Army vehicles in two side-by-side rows, including the U.S. Army's main battle tank, the M-1. Three Bradley infantry-fighting vehicles comprise one load.
(3) Drop a single 60,000-lb. payload, with sequential load drops of 110,000 lb.
(4) Back up a two-percent slope.
(5) Seat 54 on the sidewall and 48 in the centerline.
Technical Spec....
Wingspan to winglet tip----------169.8 feet (51.74 m)
Length ---------------------------174 feet (53.04 m)
Height at tail --------------------55.1 feet (16.79 m)
Fuselage diameter --------------22.5 feet (6.86 m)
Cargo floor length ---------------68.2 feet (20.78 m)
Ramp length ----------------------21.4 feet (6.52 m) structural length
Loadable width --------------------18 feet (5.49 m)
Loadable height -------------------(under wing) 12.3 feet (3.76m)
Loadable height -------------------(aft of wing) 14.8 feet (4.50m)
Ramp to ground angle -----------9 degrees
Ramp capacity --------------------40,000 lbs. (18,144 kg)
Single load airdrop ----------------60,000 pound platform (27,216 kg)
Sequential loads airdrop ----------110,000 pounds (49,895 kg)
(60 feet of platforms) (18.29 m)
Seating...
Sidewall (permanently installed) .............54 (27 each side, 18 inches wide, 24 inch spacing center to center)
Centerline (stored on board)...................48 (in sets of six back-to-back, 8 sets)
Palletized (10-passenger pallets)..............80 on 8 pallets, plus 54 passengers on sidewall seats
Boeing: C-17 Globemaster III - Technical Specifications