Overview

The North American Rockwell Sabre 40/60 is the first-generation Sabreliner business jet, the civil development of the T-39 that North American Aviation built for the US military. Type-certificated under FAA TCDS A2WE, the NA-265-40 reached the corporate market in 1963 and the stretched NA-265-60 followed in 1967, both powered by a pair of aft-fuselage Pratt & Whitney JT12A turbojets. The airplane is easy to recognize from its fighter heritage: a sharply swept wing, a low conventional tailplane rather than the T-tail most rivals adopted, and the smooth F-86-derived lines that gave the Sabreliner its name.

The 40 carries a crew of two and six or seven passengers; the 60 adds a three-foot fuselage plug for up to ten. Both cruise in the low 430s of knots at up to 45,000 feet with a range near 1,600 nautical miles, numbers that made the Sabreliner a mainstay of 1960s and 1970s corporate flight departments and a common sight in military and government service as the T-39. A large fleet and military-grade structure gave it a reputation for toughness that outlasted the type’s production.

Today’s buyer finds the 40/60 a low-acquisition-cost entry into jet ownership with the operating economics of its era. The JT12A turbojets are thirsty by modern standards and loud enough that noise-rule compliance (hushkits or Stage 2 restrictions) is the first thing to check; parts and type-specific support have thinned as the fleet has aged. It rewards an owner who wants a rugged, characterful jet and budgets honestly for turbojet fuel burn and vintage-airframe maintenance.

Key Features for GA Buyers

• Low acquisition cost for a real jet. First-generation Sabreliners trade near the bottom of the used-jet market, putting twin-jet capability within reach of budgets that would otherwise buy a turboprop.
• Military-grade structure. The airframe shares its heritage and much of its toughness with the T-39 military fleet, and it handles turbulence and hard use well.
• 45,000 ft ceiling and about 1,600 nm range. Above-the-weather cruise and coast-to-coast-with-one-stop reach, unusual for the price bracket.
• Support-experienced fleet. Thousands of Sabreliners were built across civil and military use, so type knowledge and a maintenance base still exist, if narrower than they once were.

Trade-offs

• Turbojet fuel burn. The JT12A pair burns on the order of 350 gallons an hour in cruise, materially thirstier than the turbofan jets that followed; fuel dominates the operating-cost picture.
• Noise-rule compliance. The JT12A is a loud Stage 2 engine; operating one in noise-restricted airspace requires a hushkit or accepting real limitations, and that cost belongs in any purchase analysis.
• Aging systems and thinning support. Nineteen-sixties avionics and systems usually need modernization, and parts for some items require dedicated sourcing as the fleet shrinks.
• Vintage-jet maintenance. Engine overhaul and hot-section costs for the JT12A are not openly published and are best confirmed with a shop before purchase; budget conservatively.

See Also

• North American Rockwell Sabre 75 – The later, quieter sibling: the same airframe family re-engined with GE CF700 aft-fan turbofans for better fuel economy and noise compliance. Compare
• Learjet 24 – The definitive first-generation light jet rival: faster and sleeker on similar CJ610 turbojets, with a smaller cabin. Compare
• IAI 1124 Westwind – A period cabin-class alternative descended from the Aero Commander Jet Commander that Rockwell was forced to sell; a useful cross-shop on cabin and range. Compare