Mk 11 mod 5 (20 mm)

Description

The Mk 11 mod 5 cannon is a 20 mm cannon fitted into the Mk 4 Mod 0 aicraft gun pod that could be fitted to the bomb rack. It was developed by the US navy and used in planes like the A-4, F-4 or OV-10. Its main use is for an air-to-ground attacks. It was extensively used during the Vietnam conflict.

Vehicles equipped with this weapon

• A-4B (Suspended)
• A-4E Early (Suspended)

General info

The 20 mm Mk 11 mod 5 cannon can fire up too 4,000 rounds per minute, with a muzzle velocity of 1012 m/s. Its one-second burst mass is 7.33 kg. The AP shells can penetrate up to 33 mm of armor. The HE shell carries 14 g of explosive, a few hits should be able to destroy a wing or heavily damage any other part of the plane. Maximum effective range of this cannon is up to 2,000 m.

Available ammunition

• Default: AP-T · HEI · AP-T

Penetration statistics
Belt	Penetration @ 0° Angle of Attack (mm)
	10 m	100 m	500 m	1,000 m	1,500 m	2,000 m
Default	33	31	27	24	19	14

Comparison with analogues

Give a comparative description of cannons/machine guns that have firepower equal to this weapon.

Usage in battles

Describe the cannon/machine gun in the game - its distinctive features, tactics of usage against notable opponents. Please don't write a "guide" - do not impose a single point of view, but give the reader food for thought.

Pros and cons

Pros:

• Very high rate of fire (4,000 rpm)

Cons:

• Low armour penetration
• Huge ammo count (3 x 750 rpg) is quickly used at 4,000 rpm.

History

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Media

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See also

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• reference to the article about the variant of the cannon/machine gun;
• references to approximate analogues by other nations and research trees.

External links

• The U.S. Navy training film (MN 10121a) showcasing the Mark 4 Gun Pod
• Report No. HTC-63-56 2Omm Mk 4 Mod 0 Gun Pod Flight Test of Three Pods Installed on A4 Airplane