Beechcraft Be-76 (TWEN)
ICAO TWEN Light Piston

Beechcraft Be-76

Twin Piston

The Beechcraft Duchess is a light twin-engine piston aircraft introduced in 1977, designed primarily as an affordable multi-engine trainer for pilots transitioning from single-engine aircraft to more complex twins. Built by Beech Aircraft Corporation (now part of Textron Aviation), the Duchess filled a crucial niche in flight schools and training operations with its docile handling characteristics, relatively low operating costs, and forgiving stall behavior, making it ideal for teaching engine-out procedures and multi-engine instrument work. Powered by two 180-horsepower Lycoming O-360 engines driving counter-rotating propellers, the Duchess eliminates critical engine considerations and P-factor asymmetry that complicate training in conventional twins. Its T-tail configuration and semi-tapered wing provide stable flight characteristics, while the spacious four-seat cabin offers reasonable comfort for cross-country training flights. The type competed directly with the Piper Seminole in the training market throughout the 1980s and early 1990s. Production ended in 1982 after approximately 437 aircraft were built, but the Duchess remains a common sight at flight schools and in private ownership across North America. With a maximum cruise speed around 155 knots and a service ceiling of 19,650 feet, it offers respectable performance for a light twin while maintaining the simplicity and economy that made it a training favorite. SkyMeter has tracked 406 flights across 98 airframes and 31 operators over routes, with AB PROP PLANE I LLC the largest observed operator.

ACTIVE AIRFRAMES
98
last 7 days
🏢
OPERATORS
31
unique airlines
📊
FLIGHTS
406
tracked
AVG DURATION
47m
per flight
INCIDENT RATE
1.7%
7 flagged

Safety in context

The incident rate counts flights with ANY safety event detected by SkyMeter: go-arounds (a routine response, not a failure), unstable-approach gate flags (advisory thresholds), rejected takeoffs (the system working as designed), and runway events. It is NOT an accident rate or fatality rate. For accident statistics, refer to the NTSB Aviation Accident Database (USA) or the Aviation Safety Network. See methodology for what each event type measures.

Performance

Speed envelope & approach

Vref
70 kt
Vref range
Vmo
Mmo
Vne
202 kt
Vno
169 kt
Vs0 (landing)
56 kt
Vfe
109 kt
Approach category

Dimensions

Airframe geometry

Wingspan
Length
Tail height
Wheelbase
Gear width
Wake category
L

Weight & identification

Operating limits

MTOW
3,900 lb
MALW
Manufacturer model
BE-76
FAA designator
Registered

Safety profile

Flagged flights · last 7 days

Family

Related variants

0

No related variants.

Recent incidents

Flagged flights of TWEN

20
08/24/2026
1h 5m
△ Low approach-stability score
08/24/2026
1h 12m
△ Low approach-stability score
08/23/2026
19m
△ Low approach-stability score
08/22/2026
29m
△ Low approach-stability score
08/20/2026
1h 28m
△ Low approach-stability score
08/19/2026
20m
△ Low approach-stability score
08/16/2026
1h 21m
△ Low approach-stability score
08/15/2026
20m
△ Low approach-stability score
08/14/2026
55m
△ Low approach-stability score
08/14/2026
55m
△ Low approach-stability score

Recent flights

Real flights of TWEN · airborne ≥ 20 min

30
08/26/2026
35m
No alerts
08/26/2026
20m
No alerts
08/26/2026
46m
No alerts
08/26/2026
37m
No alerts
08/26/2026
34m
No alerts
08/26/2026
1h 10m
No alerts
08/26/2026
57m
No alerts
08/26/2026
40m
No alerts
08/26/2026
1h 9m
No alerts
08/26/2026
37m
No alerts
08/26/2026
55m
No alerts
08/26/2026
55m
No alerts
08/26/2026
1h 3m
No alerts
08/26/2026
28m
No alerts
08/26/2026
1h 22m
No alerts
08/26/2026
1h 10m
No alerts
08/26/2026
1h 2m
No alerts
08/26/2026
1h 25m
No alerts
08/26/2026
44m
No alerts
08/26/2026
57m
No alerts
08/26/2026
45m
No alerts
08/26/2026
40m
No alerts
08/26/2026
58m
No alerts
08/26/2026
42m
No alerts
08/26/2026
34m
No alerts
08/26/2026
57m
No alerts
08/26/2026
34m
No alerts
08/26/2026
1h 7m
No alerts
08/26/2026
28m
No alerts
08/26/2026
20m
No alerts
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© SkyMeter · All flight data subject to ODbL attribution · Tracking window: 7 days (free tier)