United Kingdom Aerospace and Weapons Projects

Anti-Aircraft Artillery

150203 L = length, S = span, W = weight, R = range, Ø = diameter

Name

Description

Remarks

Particulars

4.26/3.2 Gun

Vickers anti-aircraft gun. To be used in conjunction with Red Sea predictor.

Taper bore high-velocity anti-aircraft gun. Bore reduced from 4.26" (11cm) to 3.2" (8cm). Cancelled 1957.

N/A

Bristol Bofors

Modified 40mm (1.57") Bofors gun built by Bristol Aircraft.

Conversion for existing Bofors guns. Adding powered traverse and elevation and a gyro stabilised sight.

N/A

DACR

Naval anti-aircraft and anti-missile system.

To be fitted to small warships on a Scarecrow mounting.

1948

Falcon (AAA)

Vickers twin 30 AA gun mounted on a FV 430 series vehicle.

Used Chieftain fire control system.

N/A

Green Mace

RARDE developed rapid-firing 5" (12.7mm) heavy AA gun. To be used in conjunction with Red Sea predictor. A 4" (10.1cm) version was built.

Used a fin-stabilised dart and discarding sabot. Ammo was carried in two large cylindrical magazines. Capable of 75 rounds per minute. Cancelled 1956.

L = 29ft (8.8m) W = 39200lb (17781Kg)

Green Wizard

Measured muzzle-velocity.

AA gun calibration instrument. Built by WH Sanders.

N/A

Gun X1

102mm (4") anti-aircraft gun

Conventional gun on the carriage designed for the Vickers 4.26/3.2 taper bore gun. Cancelled 1957.

N/A

Gun X4

3.7" Mk.6 (9.4cm) anti-aircraft gun fitted with 12 round rapid loading system.

Last medium AA gun in the UK. Cancelled 1958 in favour of SAGW. Also known as Long Hand.

N/A

Littlejohn

Vickers 4.26"/3.2" anti-aircraft gun. To be used in conjunction with Red Sea predictor.

Taper bore high-velocity anti-aircraft gun. Bore reduced from 4.26" (11cm) to 3.2" (8cm). Cancelled 1957.

N/A

Longhand

3.7" Mk.6 (9.4cm) anti-aircraft gun fitted with 12 round rapid loading system.

Last medium AA gun in the UK. Cancelled 1958 in favour of SAGW. Also known as Gun X4.

N/A

Marksman

Marconi anti-aircraft turret.

Series 400 radar with 2 x Oerlikon 35mm cannon. Could be fitted to a variety of main battle tanks.

N/A

Ratefixer

Improvement to anti-aircraft gun firing rates. Cancelled 1949.

Long term project intended to get the maximum rate of fire from a 3.7" (9.4cm) anti-aircraft gun. Four versions trialed: C, K, CR and CN.

Ratefixer CN managed 75RPM.

Red Queen

42mm anti-aircraft gun built by Oerlikon.

Twin barrelled, with a large "wagon wheel" magazine that made it capable of 450 rounds per minute. Cancelled in favour of Mauler and PT.428 missile systems.

N/A