Page 25 - Volume 13 Number 11
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The Model 51 was built by the Texas Engineer- ing and Manufacturing Company to challenge Cessna’s Model 318 and the Beechcraft Model 73. A mid-wing design, it was evaluated by the U.S. Navy as the TT-1 Pinto primary jet trainer, but only 14 were built.
(Edward H. Phillips Collection)
screens extended when the tricycle landing gear was down and retracted when the gear was up.
The airframe was of all-metal, monocoque construction and the wings featured slotted flaps mounted inboard of the ailerons that were operated hydraulically. Wingspan was 33 feet, 9.5 inches, length 29 feet, 4 inches and height 9 feet, 2.5 inches. A speed brake was installed under the forward fuselage section below the cockpit and could be extended up to 50 degrees. The empennage was a semi-crucifix design with electrically operated trim tabs on the elevator panels and rudder, which were covered in fabric.
The Model 318 departed from the Air Force’s conventional, tandem seating configuration by placing the student pilot and instructor side-by-side in ejection seats under a large canopy that could be jettisoned in an emergency. Dual controls were standard. At the design maximum gross weight of 6,250 pounds, maximum speed was 370 knots and the airplane could climb to an altitude of 35,100 feet. The twin-engine jet made its first flight Oct. 12, 1954, under the command of company test pilot Bob Hagan.
Temco’s proposed trainer, the Model 51, was powered by a single Continental-built J-69 turbojet engine rated at 920 pounds static thrust. Its all-metal airframe featured a molded fiberglass tail cone, and some wing panels and the landing gear doors were
NOVEMBER 2019
Cessna Aircraft Company’s Model 318 was a new design that featured
two J-69-T-7 turbojet engines and side-by-side seating for the student and instructor pilot instead of the conventional tandem configuration. The Model 318 eventually became the U.S. Air Force’s T-37A primary jet trainer that served for decades until it was replaced by the turboprop-powered Beechcraft T-6A Texan. (Textron Aviation)
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