__NOTOC__ The Welch OW-5M (along with the OW-6M, OW-7M and OW-8M) were a family of

American American(s) may refer to: * American, something of, from, or related to the United States of America, commonly known as the "United States" or "America" ** Americans, citizens and nationals of the United States of America ** American ancestry, pe ...

two-seat light cabin monoplanes designed by Orin Welch based on his first cabin monoplane design, the ACA Falcon. Welch's goal was to design cheap and functional light aircraft. The aircraft is a strut-braced high-wing monoplane with an enclosed cabin with side-by-side seats for two. It is similar in appearance to the

Aeronca C-3 The Aeronca C-3 was a light plane built by the Aeronca Aircraft, Aeronautical Corporation of America in the United States during the 1930s. Design and development Its design was derived from the Aeronca C-2. Introduced in 1931 in aviation, 1931, ...

, save for the wing struts. It had a steerable tailwheel landing gear and a nose-mounted engine. The fuselage was constructed with fabric covered welded steel tubing with a triangular cross section. The controls were mounted overhead with an adjustable control wheel that could be positioned for either pilot. Welch developed their own low-pressure wheels and tires for suspension. Welch aircraft were first built by Welch Aircraft Industries, then production moved to

Wilkes Barre, Pennsylvania Wilkes-Barre ( or ) is a city in the U.S. state of Pennsylvania and the county seat of Luzerne County, Pennsylvania, Luzerne County. Located at the center of the Wyoming Valley in Northeastern Pennsylvania, it had a population of 44,328 in th ...

in 1940, with the first aircraft christened "The Wyoming Valley". Total production of all types was 55 aircraft, 35 of which were Continental powered OW-5M models.

Variants

;OW-5M :Powered by a 40hp (30kW)

Continental A-40 The Continental A40 engine is a carbureted four-cylinder, horizontally opposed, air-cooled aircraft engine that was developed especially for use in light aircraft by Continental Motors. It was produced between 1931 and 1941. Design and developm ...

-4 engine. Type Certificate held by the Hartmann Aircraft Corporation and sometimes described as the Hartmann OW-5M. 38 aircraft ;OW-6M :Powered by a 37hp (28kW)

Aeronca E-113 The E-113 was a small flat-twin piston engine developed by Aeronca for use in some of their light aircraft. It was an overhead valve development of the flathead configuration E-107. Design and development Originally fitted with a single ignit ...

-B engine. Type Certificate held by Stewart Aircraft Industries and sometimes described as the Stewart OW-6M. 7 aircraft ;OW-6S :OW-6 with 45hp Szekely SR-30 and experimental, two-speed gear-reduction system regn. no NX14521, c/n 110. ;OW-7M :Powered by a 45hp (36kW)

Welch O-2 The Welch O-2 is a light two-cylinder engine developed for the Welch OW-7M series of aircraft. Specifications (O-2) See also References {{Reflist External linksAPM Welch OW-8 Boxer engines 1930s aircraft piston engines ...

engine. 8 aircraft ;OW-8M :Powered by a

Franklin 4-AC Franklin may refer to: People * Franklin (given name) * Franklin (surname) * Franklin (class), a member of a historical English social class Places Australia * Franklin, Tasmania, a township * Division of Franklin, federal electoral divi ...

-150 engine. 2 aircraft ;OW-9M :Proposed variant with a

Lycoming O-145 The Lycoming O-145 is a family of small, low-horsepower, four-cylinder, air-cooled engines. It was Lycoming Engines' first horizontally opposed aircraft engine and was produced from 1938 until the late 1940s. The family includes the reduction-ge ...

, not built. ;Welch ACE Falcon :A prototype fitted with an

60hp Anzani 6 (six) is the natural number following 5 and preceding 7. It is a composite number and the smallest perfect number. In mathematics Six is the smallest positive integer which is neither a square number nor a prime number; it is the second small ...

radial engine

Survivors

* An OW-8M built from an uncompleted factory OW-5M is on display at the Airpower Museum, Iowa, United States. * A scale model of the OW is displayed in the atrium lobby of the South Bend Regional Airport (KSBN).

Specifications (OW-5M)

References

Notes

Bibliography

*
FAA Type Certificate #637 for the OW5M

FAA Type Certificate #636 for the OW6M

External links

{{Welch aircraft 1930s United States civil utility aircraft High-wing aircraft Aircraft first flown in 1931 Single-engined tractor aircraft