Performance Specification
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| Make | LEARJET | LEARJET | LEARJET | LEARJET |
| Model | 55 | 55B | 55C | 60 |
| Serial Number | ORIGINAL | ORIGINAL | ORIGINAL | ORIGINAL |
| ENGINES | ||||
| Number | 2 | 2 | 2 | 2 |
| Make | GARRETT | GARRETT | GARRETT | PRATT & WHITNEY |
| Model | TFE-731-3A-2B | TFE-731-3A-2B | TFE-731-3A-2B | PW305A |
| Thrust LB Per Engine | 3,700.00 | 3,700.00 | 3,700.00 | 4,600.00 |
| Shaft HP Per Engine | 0.00 | 0.00 | 0.00 | 0.00 |
| Common TBO (hours) | 4,200 | 4,200 | 4,200 | 5,000 |
| FUSELAGE DIMENSIONS | ||||
| Length | 55.10 | 55.10 | 55.10 | 58.70 |
| Height | 14.70 | 14.70 | 14.70 | 14.70 |
| Wing Span | 43.80 | 43.80 | 43.80 | 43.80 |
| TYPICAL CONFIGURATION | ||||
| Crew | 2 | 2 | 2 | 2 |
| Passengers | 8 | 8 | 8 | 8 |
| Pressurization (psi) | 9.40 | 9.40 | 9.40 | 9.40 |
| WEIGHTS (LBS) | ||||
| Max Ramp | 19,750 | 21,750 | 21,250 | 23,750 |
| Max Takeoff | 19,500 | 21,500 | 21,000 | 23,500 |
| Zero Fuel | 15,000 | 15,000 | 15,000 | 17,000 |
| Basic Operating | 12,530 | 12,855 | 13,258 | 14,700 |
| Max Landing | 17,000 | 18,000 | 18,000 | 19,500 |
| FUEL CAPACITY | ||||
| Standard lbs/gal | 6,707 / 1,001 | 6,707 / 1,001 | 6,707 / 1,001 | 7,910 / 1,180 |
| Optional lbs/gal | 0 / 0 | 0 / 0 | 0 / 0 | 0 / 0 |
| TAKEOFF PERFORMANCE | ||||
| SL ISA BFL (ft) | 5,600 | 5,600 | 4,900 | 5,450 |
| 5000+20C BFL (ft) | 6,900 | 6,900 | 6,375 | 8,520 |
| LANDING PERFORMANCE | ||||
| FAA Field Length | 3,300 | 3,300 | 3,250 | 3,420 |
| RANGE (NAUTICAL MILES) | ||||
| Max Range (NBAA IFR) | 2,296 | 2,250 | 2,222 | 2,428 |
| CLIMB (SL ISA MTOW) | ||||
| Normal (fpm) | 4,059 | 4,059 | 4,176 | 4,500 |
| Engine Out (fpm) | 1,000 | 1,000 | 1,240 | 1,340 |
| SPEEDS (KNOTS) | ||||
| Vs (Clean) | 126 | 136 | 129 | 129 |
| Vso (Landing) | 103 | 114 | 106 | 107 |
| Normal Cruise TAS | 419 | 419 | 419 | 453 |
| Vmo (Max Operating) IAS | 350 | 350 | 350 | 340 |