Murray Rotary 6 Engine

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Object Details

Designer

Joseph J. Murray

Manufacturer

Murray-Willat Company

Physical Description

Type: Rotary, 6 cylinders, air-cooled, 2-stroke, supercharged

Power rating: 52 kW (70 hp) at 1,200 rpm

Displacement: 6.14 L (374.52 cu in.)

Bore and Stroke: 100 mm (3.94 in.) x 130 mm (5.12 in.)

Weight: 118 kg (260 lb)

Summary

This 2-stroke cycle powerplant of 1912 is the earliest American supercharged aeronautical engine still in existence. A vane-type supercharger is located between the crankcase and the accessory section.

Credit Line

Gift of Miss Vera C. Murray

Date

1912

Inventory Number

A19640634000

Restrictions & Rights

Usage conditions apply

Type

PROPULSION-Reciprocating & Rotary

Materials

Metal

Dimensions

3-D: 78.7 × 73.7cm, 117.9kg (31 × 29 in., 260lb.)

Support: 147.3 × 95.3 × 49.5cm (58 in. × 37 1/2 in. × 19 1/2 in.)

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/nv92c9180e9-95a4-423e-a4c0-934293386dff

Record ID

nasm_A19640634000