North American T-28 Trojan - Variants

Variants

XT-28

Prototype, 2 built.

T-28A

US Air Force version with an 800 hp (597 kW) Wright R-1300-7 radial engine, 1,194 built.

T-28B

US Navy version with 1,425 hp (1,063 kW) Wright R-1820-9 radial engine, 3-blade propeller, belly mounted speed brake, 489 built.

T-28C

US Navy version, a T-28B with shortened propeller blade and tailhook for carrier landing training, 266 built.

T-28D Nomad

T-28As converted for the counter insurgency (COIN) role. Fitted with six underwing hardpoints. Total 393 converted - 321 by Pacific Airmotive licensed by NAA, plus 72 by Fairchild Hiller.

T-28 Nomad Mark I - Wright R-1820-56S engines 1300 hp.

T-28 Nomad Mark II - Wright R-1820-76A 1425 hp

T-28 Fennec

T-28As converted for the counter insurgency (COIN) role. Fitted with six underwing hardpoints.Wright R-1820-76A 1425 hp.

148 modified by Sud-Aviation in France

AT-28D

T-28Ds used for attack training by the USAF.

YAT-28E

Counter insurgency development of T-28D powered by 2,445 hp (1,823 kW) Lycoming YT-55L-9 turboprop, and armed with two .50 in machine guns and up to 6,000 lb (2,730 kg) of weapons on twelve underwing pylons. Three prototypes converted by North American from T-28As, with first flying on 15 February 1963, but project was canceled in 1965.

T-28R-1 Nomair

Ex-USAF T-28s refurbished for Brazilian Navy

T-28R-2 Nomair

Ex-USAF T-28s converted into two or five-place general aviation aircraft by Hamilton Aircraft Company with R-1820 engines.

RT-28

Photo reconnaissance conversion for COIN use with Royal Lao Air Force. Number of conversions unknown.