30/40mm Mk44 Bushmaster Automatic Cannon

The 30mm/40mm Mk44 Bushmaster® Automatic Cannon is a next-generation Chain Gun® weapon available and in use today. It continues the Bushmaster tradition of excellence with its design simplicity, external power, positive round control, ease of maintenance, and constant velocity ammunition feed. The Mk44 is also capable of firing the new programmable air burst munitions. What’s more, it incorporates all of the battle-provenfeatures of the 25mm M242 Bushmaster cannon, with significant system commonality for low-risk, provenperformance.

Other features and benefits include:• Fires all 30mm x 173mm, 30mm x 170mm Rarden & KCB, or 40mm Super Forty ammunition• Growth version of 25mm M242 cannon• 60% logistics commonality with M242; 90% operator and maintenance training commonality• Compact size and weight facilitates easy upgrades of existing turrets• Reliability, safety, low life cycle costs• Dual feed system

Ammunition types: 30mm x 173mm, Rarden, and 40mm Super Forty

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108279_01Use of Department of Defense imagery does not imply or constitute DoD endorsement.

Approved for public release 08-S-1559. Revised 03-01-12

Characteristics Imperial Metric

Recoil 8,000 lb 35,584 N

Weight*

Receiver 122 lb 55.3 kg

Feeder 69 lb 31.3

Barrel 153 lb 69.4 kg

Total 344 lb 156 kg

Rate of Fire Semi-automatic, 200 spm

Power Required 1.0 HP @ 24 VDC

Clearing Method Open bolt

Safety Anti-hangfire safety

Case Ejection Forward* Includes gun barrel, drive motor, recoil system and integral dual feeder

For information contact: Orbital ATK Armament Systems3309 N. Reseda CircleMesa, AZ 85215 USAPhone: 480-324-8600email: ArmamentSystems.BDev@atk.com

134.05"(3405mm)

66.14"(1680mm)

38.63"(981mm)25.79"

(655mm)

15.43"(392mm)

13.5"(343mm)

5.71"(145mm)

Dimensions

40mm SuperForty

30mmMk310

30mmMk268

30mmMk266

30mmMk239

4.69"(119mm)

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