The military version of the Model 205 retains the Iroquois name, while the commercial utility version is designated Model 205A-1 . Accommodation provided for a pilot and 14 troops, or six stretchers and a medical attendant, or 1815kg of cargo. The first YUH-1D flew on 16 August 1961 and delivery to Army units began two years later. A further 352 UH-1D s were built subsequently under licence in Germany for the German Army and Air Force.
Production continues to meet export orders.
A further 118 were built under licence in the Republic of China. It is designed for rapid conversion for alternative air freight, flying crane, ambulance, rescue and executive roles. External load capacity in the flying crane role is 2268kg. UH-1H XXI .