UNCOMMONMilitary

Stinson L-5 Sentinel

The Flying Jeep

“Spotter, courier and air ambulance in one.”

ICAO type code L5 · Stinson

First catch: 50 points in Bogey
Stinson L-5 Sentinel, The Flying Jeep
Photo: Wikimedia Commons
Length
24 ft 1 in
Wingspan
34 ft 0 in
Max speed
113 kts (130 mph)
Range
326 nmi
Ceiling
15,800 ft
Engines
1x Lycoming O-435-1 (185 hp)
Crew
1
Max passengers
1
Typical config
Pilot and observer in tandem; L-5B carries a stretcher
Built
3,590

The story

Stinson turned its civilian Voyager line into a tandem two-seat liaison plane, and factory workers nicknamed the prototype the Flying Jeep. It joined the Army as the O-62 and became the L-5 in April 1942. Stinson delivered 3,590 between November 1942 and September 1945, the second most used light liaison plane of the war after the Piper L-4 Cub. The L-5B added a rear hatch big enough for a stretcher, turning it into a front-line air ambulance. The Navy and Marines flew it as the OY-1 and OY-2, and the OY-2 saw heavy use in Korea.

Fun fact

Marine OY-1s were launched from LST-776 at Iwo Jima by the Brodie system, a "runway on a rope" that slung the plane from an overhead cable. The seas were too rough to catch them back aboard, so they landed on the island.

Quick answers

How do you identify a L-5 Sentinel?

High wing on struts, a tailwheel, and a tall, narrow fuselage with two seats in tandem under a long run of windows. L-5Bs have a modified rear fuselage with an extra-large hatch for a stretcher. A civilian Stinson 108 Voyager is a four-seat cabin plane, so its body is wider than the tandem L-5's.

What does a L-5 Sentinel sound like?

The steady drone of a six-cylinder Lycoming flat engine.

How fast is the L-5 Sentinel?

Top speed is 113 kts (130 mph).

How many passengers does the L-5 Sentinel carry?

Up to 1. A typical layout is Pilot and observer in tandem; L-5B carries a stretcher.

How far can the L-5 Sentinel fly?

Range is about 326 nmi.

How big is the L-5 Sentinel?

It is 24 ft 1 in long and 34 ft 0 in across the wings.

When did the L-5 Sentinel first fly?

Its first flight was in 1941.

How many L-5 Sentinels have been built?

3,590 built.

How rare is a L-5 Sentinel in Bogey?

UNCOMMON. Not rare, but not every day either. Worth looking up for. Your first L-5 Sentinel catch is worth 50 points.

Bogey · free on iPhone and Android

Is a L-5 Sentinel overhead right now?

Bogey shows every aircraft around you on a live map. When a L-5 Sentinel crosses it, tap the blip and it flips into a UNCOMMON card worth 50 points.

  • A live map of every aircraft around you, at its real position.
  • Tap one and it flips into a trading card: type, airline, route, photo.
  • Catch rare ones. Build a collection. Climb the leaderboard.
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