| The Learjet 31 combined the fuselage, cabin and engines of the Model 35A/36A with the wing of the Model 55. Powered by two TFE731-2 turbofans, and incorporating winglets in place of tiptanks, plus 'Delta Fins' under the rear fuselage to give increased directional stability at all speeds, the Learjet 31 aerodynamic prototype first flew on 11 May 1987 and the type was certificated by the FAA in August 1988. Able to carry seven passengers and two crew over ranges up to 3076km, the LJ31 can cruise at 15545m. Two EFIS-equipped versions were ordered by Singapore Airlines specially configured for crew training and by mid-1991, when the type was superseded by the Model 31A and 31A/ER, about 30 had been delivered. The Learjet 31A replaced the earlier aircraft on the Wichita production line in July 1991 and features an integrated digital avionics package, and can also be equipped with a braking parachute installed internally under the tail. The extended-range Learjet 31A/ER is a Model 31A with a higher maximum takeoff weight and able to carry extra fuel.
MODEL | Learjet 31A |
ENGINE | 2 x Garrett TFE731-2 turbofans, 1588kg |
WEIGHTS |
Take-off weight | 7030 kg | 15499 lb |
Empty weight | 4575 kg | 10086 lb |
DIMENSIONS |
Wingspan | 13.3 m | 44 ft 8 in |
Length | 14.8 m | 49 ft 7 in |
Height | 3.7 m | 12 ft 2 in |
Wing area | 24.5 m2 | 263.72 sq ft |
PERFORMANCE |
Cruise speed | 832 km/h | 517 mph |
Ceiling | 15545 m | 51000 ft |
Range | 3076 km | 1911 miles |
Dennis, e-mail, 23.12.2013 06:35 My owner recently purchased 31-33d. I would appreciate talking to any of y'all with experience in the aircraft. Please email me at dnnsstphns@yahoo.com reply |
Steve Bigham, e-mail, 19.07.2013 00:17 I had the luxary of flying 31-033C for Cool Corp in Jamaica. Loved that plane. Agile and a nice step from the LR55 I had to deal with on the mainland. Yes the cabin was smaller, but the EFIS with the single FMS was more efficient. Great fun. reply |
orlando arroyo, e-mail, 18.07.2012 00:51 I own and flight one of the Singapore Airline planes is a Joy to have Gigant EFIS and alot of fixtures of the 747 that Singapore Airlines put in the cockpit to help the pilots in the training to fly bigger planes reply | mike, e-mail, 09.02.2012 19:02 there were 6 built. 033,a,b,c,d and then 034 reply |
| beifang, 18.06.2011 11:54 braking parachute installed internally under the tail. The extended-range Learjet 31A /ER is a Model 31A with a higher maximum takeoff weight and able to carry extra fuel. reply | Robert G Dwyer, e-mail, 28.06.2008 07:34 There were actually four built for Singapore Airlines (S /Ns 31-033, 31-033A, 31-033C, 31-033D---I've flown two of them). They were basically LR31's but with Honeywell EFIS and some of the vert. instruments out of the LR55, and had the ER fuselage tank. reply |
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Hi, Dennis. Do you know how can I get the manuals for this serial (31-033)? I need for a LJ31-033A. Thanks
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