Kaman K-MAX

what is it?

The Kaman K-MAX (company designation K-1200) is a helicopter with intermeshing rotors (synchropter) designed and produced by the American manufacturer Kaman Aircraft. It first flew in 1991 and was produced for military and civilian operators. Developed in the 1980s and 1990s, the K-MAX builds on the work of the German aeronautical engineer Anton Flettner.

🔎How to recognise it: 1 turboshaft engine · 14.7 m main rotor

base stats

• range 556 kmwithout refuelling
• size 2,948 kgmax take-off weight
• built 38made in total

Bars compare against all aircraft: 3,500 km/h, 20,000 km, 850 seats; size and number built on a log scale up to 640 t (An-225) and 45,000 built (Cessna 172).

fun facts

• 🎂First flew 35 years ago, in 1991.
• 🚗Rotor of 14.7 m: about 3 cars parked nose to tail.

turboshaft: A turbine that turns a shaft, usually a helicopter rotor.

spec sheet

first flight

1991-12-23

introduced

1994

status

still flying

number built

38

role

medium lift helicopter

makers

Kaman Corporation

engines

1× Honeywell T5317A-1

crew

1

length

15.9 m

rotor diameter

14.7 m

height

4.1 m

max take-off weight

2,948 kg

top speed

—

range

556 km

ceiling

4,572 m

Specs are for the version in the Wikipedia article's specification section. Blank means the sources don't say.