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Continental (Wright) R-975-46A, Radial 9 Engine

Air and Space Museum

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Object Details

Manufacturer

Continental, Inc.

Designer

Wright Aeronautical

Physical Description

Type: Radial, 9 cylinders, air-cooled
Power rating: 410 kW (550 hp) at 2,400 rpm
Displacement: 16 L (975 cu in)
Bore and Stroke: 127 mm (5 in.) x 140 mm (5.5 in.)
Weight: 331.1 kg (730 lb)

Summary

Continental built this engine under license from Wright. It is a member of the Wright J-6 Whirlwind family, which was sometimes referred to as the J-6-9. The well known designers Sam Heron, and Charles Lawrance were involved during the mid-1920s with the original version of the J-6, which produced up to 336 kW (450 hp).
During World War II, the further developed Continental engine was installed in medium tanks. Post-World War II R-975 engines powered helicopters such as the Kaman HOK, Kellet H-10, Piasecki HUP, and Piasecki XHRP as well as the McDonnell XV-1 convertiplane.

Credit Line

Transferred from the Naval Aviation Museum

Date

Circa World War II

Inventory Number

A19771196000

Restrictions & Rights

Usage conditions apply

Type

PROPULSION-Reciprocating & Rotary

Dimensions

Overall: 730lb. (331.1kg)
Other: 42 3/8 x 45 1/2in. (107.7 x 115.6cm)
Diameter 115.6 cm (45.5 in.), Length 107.7 cm (42.4 in.) (Dimensions for R-975-42)

Country of Origin

United States of America

See more items in

National Air and Space Museum Collection

Data Source

National Air and Space Museum

Metadata Usage

Not determined

Link to Original Record

http://n2t.net/ark:/65665/nv90307a989-dd8f-463d-a6be-20c57a544be3

Record ID

nasm_A19771196000

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