ECHOLS MARK R· ICAO24 a518da· last seen Feb 2026

N4276R is a Hughes 269 operated by ECHOLS MARK R. SkyMeter has tracked 28 flights totalling 17 hours of airtime via ADS-B across 2 callsigns. The most frequent segment is KP08 to KP08. Service window in our records spans 14 days. The Hughes 269 has a maximum takeoff weight of 1,850 lb, light wake category.

About the Hughes 269

The Hughes 269 is a lightweight two-seat piston helicopter that became one of the most successful training helicopters in aviation history. First flown in 1956, it was designed by Howard Hughes' aircraft division as a simple, rugged trainer with docile handling characteristics that made it ideal for ab-initio rotorcraft instruction. The U.S.

Army adopted it as the TH-55 Osage in 1964, training thousands of Vietnam-era pilots on the type, and civilian flight schools worldwide embraced it for its low operating costs and forgiving flight envelope. The 269 features a three-blade main rotor, a piston Lycoming HIO-360 engine producing 190 horsepower, and an aluminum semi-monocoque fuselage with excellent visibility from its bubble canopy. Its never-exceed speed of 86 knots and service ceiling around 10,200 feet made it modest in performance but perfectly suited to the training mission, where predictability mattered more than speed.

After Hughes left the helicopter business, production continued under Schweizer Aircraft as the 300 series from 1983 onward, with the 300C and 300CBi variants adding fuel injection and minor refinements while preserving the original's straightforward design philosophy. The type remains in service today at flight schools, for pipeline patrol, and in private hands, valued for its mechanical simplicity and relatively low maintenance burden compared to turbine trainers. SkyMeter has tracked flights across airframes and operators, with the largest observed operator.

FLIGHTS
28
all time
FLOWN HOURS
17
tracked time
📍
AIRPORTS VISITED
4
unique
📡
CALLSIGNS
2
5 routes
📅
SERVICE PERIOD
1/24/2026 → 2/7/2026
first → last
INCIDENT RATE
0.0%
0 flagged

Top routes

By flight count

4
7
1
1

Flight numbers

Most-flown by this airframe

2

Aircraft specifications

Hughes 269

Engines
Single Rotorcraft
MTOW
1,850 lb
Wake category
L

Recent flights

Newest 14 operations of N4276R

14
2/7/2026
23m
No alerts
2/7/2026
22m
No alerts
2/1/2026
1h 40m
No alerts
2/1/2026
38m
No alerts
1/31/2026
19m
No alerts
1/30/2026
47m
No alerts
1/30/2026
29m
No alerts
1/30/2026
23m
No alerts
1/28/2026
49m
No alerts
1/27/2026
53m
No alerts
1/25/2026
51m
No alerts
1/24/2026
29m
No alerts
1/24/2026
23m
No alerts
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