MSFS 2024 · General Aviation
Beechcraft Duke B60 (Black Square) Quick Reference
V-SPEEDS
| Speed | Value | Description |
|---|---|---|
| Vmc | 85 kts | Min controllable, critical engine inoperative (70 kts Grand Duke) |
| Vr | 85 kts | Rotation (76 kts Grand Duke) |
| Vs | 81 kts | Clean stalling speed (78 kts Grand Duke) |
| Vso | 73 kts | Dirty stalling speed (70 kts Grand Duke) |
| Vx | 99 kts | Best angle of climb (96 kts Grand Duke) |
| Vxse | 100 kts | Best single-engine angle of climb (94 kts Grand Duke) |
| Vy | 120 kts | Best rate of climb (126 kts Grand Duke) |
| Vyse | 112 kts | Blue line - best single-engine rate of climb (118 kts Grand Duke) |
| Vg | 110 kts | Best glide (115 kts Grand Duke) |
| Va | 160 kts | Maneuvering |
| Vfe | 140 kts | Max full flap extension |
| Vfa | 174 kts | Max approach flap extension |
| Vle | 174 kts | Max landing gear extension |
| Vno | 207 kts | Max structural cruise - exceed only in clean air |
| Vne | 233 kts | Do not exceed |
POWER SETTINGS
| Phase | Setting |
|---|---|
| Runup | 2,000 RPM (2,500 RPM for the pressurization test, 1,500 RPM for the heat tests) |
| Takeoff | Throttles FULL OPEN |
| Max Continuous | 41.5 inHg / 2,750 RPM / mixture max power / cowl flaps open |
| Enroute Climb | 35.5 inHg / 2,750 RPM / cowl flaps open |
| Cruise | 32.0 inHg / 2,500 RPM / lean LOP or ROP |
| Descent | Throttle reduce, mixture enrichen, CHT 125 degC min |
| Balked Landing | 41.5 inHg / 2,750 RPM / cowl flaps open |
| Taxi / Idle | 1,000-1,200 RPM |
FLAP SCHEDULE
| Setting | Max Speed | Use |
|---|---|---|
| UP | Any | Cruise / climb - retract at 110 kts after takeoff |
| APPROACH | 174 kts max (Vfa) | Approach checklist |
| FULL (DOWN) | 140 kts max (Vfe) | Landing - as required |
ENGINE LIMITS
| Parameter | Value |
|---|---|
| Engine | Lycoming TIO-541, 380 hp (280 kW) each, turbocharged |
| Max RPM | 2,900 |
| Max Manifold Pressure | 41.5 inHg |
| Max CHT | 246 degC / 475 degF (green arc to 238 degC) |
| Max EGT / TIT | 900 degC / 1650 degF |
| Max Oil Temp | 118 degC / 245 degF (green 35-116 degC) |
| Oil Pressure | 25 PSI min, 100 PSI max per limitations; green arc 60-90 PSI, red below 10 PSI |
| Cruise Fuel Flow | 93-110 PPH (55%), 110-131 PPH (65%), 131-142 PPH (75%) |
| Takeoff Fuel Flow | 245-312 PPH |
| Turbo Critical Altitude | 20,000 ft |
| Vacuum / Suction | 3.5-5.5 inHg green |
| Fuel Grade | 100LL (blue), 100/130 (green) or 115/145 (purple) avgas |
KEY NUMBERS
| Parameter | Value |
|---|---|
| Fuel Capacity | 202 US gal usable stock B60 (232 US gal Grand Duke) |
| Max Takeoff Weight | 6,775 lbs stock B60 (7,000 lbs Grand Duke) |
| Max Cruise | 245 KTAS stock B60 (250 KTAS Grand Duke) |
| Service Ceiling | 30,000 ft |
| Single-Engine Ceiling | 15,100 ft, 307 fpm (370 fpm Grand Duke) |
| Max Cabin Differential | 4.7 PSI |
| Takeoff Ground Roll | 2,075 ft (2,626 ft over 50 ft) |
| Accelerate-Stop | 3,600 ft stock B60 (3,500 ft Grand Duke) |
| Landing Ground Roll | 1,318 ft (3,065 ft over 50 ft) |
| Max Demonstrated Crosswind | 25 kts |
| Starter Limit | 30 sec in any 4-minute period; no starter use above 20,000 ft |
| Min Takeoff Fuel | 25 US gal in each tank |
| Engine Preheat | Required below -12 degC (10 degF) |