Military


Airship Variants

NAME BUILDER ENGINES CREW SERVICE COMMENTS
SZ-1A
ZPG-1
ZPN-1
N

Goodyear 2 Wright R-1300
Prototype for N type. Length 324 ft. Helium capacity 875,000 cu.ft.
SZ-1B
ZPG-2

Goodyear 2 Wright R-1300
AIRSHIP USED FOR ANTISUBMARINE MISSION
EZ-1B
ZPG-2W
ZP2N-1W
Reliance Goodyear 2 Wright R-1300
1952-1961 ZP2N re-designated ZPG-2 (1954). W model for Airborne Early Warning picket duty. Record flight of 8,216 miles in 264 hours. Lakehurst NJ to west Africa to Key West FL non-stop. In service until Navy lighter than air program discontinued on 30 November 1961.
EZ-1C
ZPG-3W

Goodyear 2 Wright Cyclone
1958-1961 Largest and last non-rigid airship built for Navy. In service until Navy lighter than air program discontinued on 30 November 1961.
YEZ-2A Sentinel Westinghouse Airships 1 General Electric CT7-9

PROTOTYPE AIRSHIP FOR ELECTRONIC MISSIONS