· ICAO24 c804ba· last seen May 2026

ZK-ESP is a Maule M-5, a single-engine piston aircraft. SkyMeter has tracked 108 flights totalling 59 hours of airtime via ADS-B. The most frequent segment is NZME to NZAR. Service window in our records spans 302 days. Of those flights, 4 (3.7%) carry at least one detected incident: a go-around, unstable approach, stall warning, or runway excursion. The Maule M-5 has a 31 ft wingspan, a maximum takeoff weight of 2,300 lb.

About the Maule M-5

The Maule M-5 is a rugged four-seat tailwheel aircraft built by Maule Air in Georgia from the early 1970s through the mid-1980s, designed for short-field operations and backcountry flying. Variants include the M-5-180C, M-5-210C (Lunar Rocket), M-5-220C (Lunar Rocket), and M-5-235C (Strata Rocket), each named for its Lycoming engine horsepower. The M-5 features a steel-tube fuselage with fabric covering, a high wing with full-span flaps, and oversized tires that allow operations from unimproved strips, sandbars, and mountain airstrips where most tricycle-gear aircraft cannot venture.

Its short takeoff and landing performance (typically under 500 feet over a 50-foot obstacle) made it popular with bush pilots, hunters, and remote-property owners across Alaska, the Mountain West, and Canada. The M-5 can carry four adults and baggage at a cruise speed around 140 mph, with a range of approximately 500 nautical miles depending on configuration. While never produced in large numbers compared to Cessna or Piper models, the M-5 earned a loyal following for its honest handling, simple systems, and ability to get in and out of places other singles cannot.

SkyMeter has tracked flights across airframes and operators, with the largest observed operator.

FLIGHTS
108
all time
FLOWN HOURS
59
tracked time
📍
AIRPORTS VISITED
22
unique
📡
CALLSIGNS
1
26 routes
📅
SERVICE PERIOD
07/05/2025 → 05/03/2026
first → last
INCIDENT RATE
3.7%
4 flagged

Top routes

By flight count

8
4
2
1
1
1
1
1
1

Flight numbers

Most-flown by this airframe

1

Aircraft specifications

Maule M-5

Engines
Single Piston
Vref (approach)
43 kt
MTOW
2,300 lb
Wingspan
31 ft
Length
24 ft
Wake category
Light

Recent flights

Newest 50 operations of ZK-ESP

50
05/03/2026
30m
No alerts
05/03/2026
12m
No alerts
05/02/2026
36m
No alerts
05/01/2026
27m
No alerts
05/01/2026
9m
△ Low approach-stability score
04/27/2026
59m
No alerts
04/27/2026
4m
No alerts
04/26/2026
14m
No alerts
04/26/2026
35m
No alerts
04/25/2026
37m
No alerts
04/25/2026
46m
No alerts
03/21/2026
1h 6m
No alerts
03/21/2026
14m
No alerts
03/21/2026
1h 9m
No alerts
03/20/2026
29m
No alerts
03/20/2026
21m
No alerts
03/19/2026
7m
No alerts
03/18/2026
25m
No alerts
03/18/2026
3h 12m
No alerts
03/18/2026
9m
△ Low approach-stability score
03/18/2026
31m
No alerts
03/18/2026
54m
No alerts
03/18/2026
1h 44m
No alerts
02/24/2026
12m
No alerts
02/24/2026
28m
No alerts
02/24/2026
30m
No alerts
02/24/2026
9m
No alerts
02/22/2026
11m
No alerts
02/22/2026
4m
No alerts
02/22/2026
29m
No alerts
02/22/2026
17m
No alerts
02/22/2026
29m
No alerts
02/11/2026
27m
No alerts
02/11/2026
18m
No alerts
01/14/2026
18m
No alerts
01/14/2026
12m
No alerts
01/14/2026
8m
No alerts
01/13/2026
16m
No alerts
01/13/2026
23m
No alerts
01/12/2026
17m
No alerts
01/07/2026
15m
No alerts
01/07/2026
1h 17m
No alerts
01/07/2026
22m
No alerts
12/28/2025
31m
No alerts
12/28/2025
15m
No alerts
12/28/2025
25m
No alerts
12/26/2025
44m
No alerts
12/26/2025
16m
No alerts
12/06/2025
1h 14m
No alerts
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