Northrop Grumman develops next-gen chain gun

Northrop Grumman, a leader in medium-caliber weapons manufacturing, has introduced its latest innovation, the M230 Link Fed (M230LF) Dual Feed Bushmaster Chain Gun.

As noted by the company, this next-generation 30x113mm medium-caliber cannon is designed to enhance versatility in counter-uncrewed aerial systems (C-UAS) and ground engagements. The new system, which features dual ammunition feed paths, marks a significant upgrade from its predecessors.

The M230LF Dual Feed Bushmaster Chain Gun is the first medium-caliber chain gun to offer dual feed capabilities, allowing operators to switch seamlessly between two types of ammunition without the need for mixed belts in a single feed. This innovation gives the cannon greater flexibility in addressing different threats on the battlefield. The recommended ammunition load includes XM1211 proximity-fuzed rounds for counter-drone operations and XM1198 high-explosive, dual-purpose rounds for anti-armor engagements.

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Dave Fine, vice president of armament systems at Northrop Grumman, highlighted the system’s adaptability, stating, “The M230LF Dual Feed Bushmaster Chain Gun offers new flexibility by switching between ammunition paths using dual-feed technology. Using advanced technology combined with five decades of battle-proven experience, this next-generation cannon will empower operators to quickly respond to threats. This chain gun is the latest in our Bushmaster line to deliver reliable, multi-mission capabilities addressing the evolving threat environment.”

Currently at Technology Readiness Level 6, the M230LF is prepared to undergo live-fire demonstrations scheduled for early 2025. Reaching this level indicates that the system has matured enough to be integrated into operational testing and evaluations, bringing it closer to full deployment.

The dual-feed feature provides operators with a strategic advantage, enabling them to choose the optimal ammunition type for specific targets with the flip of a switch. This capability not only increases mission flexibility but also reduces logistical complexities and time spent on reloading. For existing users of the M230LF, the new model retains 60% part commonality with the single-feed version, ensuring streamlined maintenance and faster repair times.

The M230LF’s dual-feed design represents Northrop Grumman’s commitment to developing adaptable solutions that meet the demands of modern warfare. With the ability to switch between different rounds instantaneously, the chain gun is expected to provide a critical edge in dynamic and complex combat environments.

The original single-feed M230LF will continue to be available for customers who prefer that option, while the dual-feed version aims to set a new standard in medium-caliber weaponry.

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About author:

Dylan Malyasov
Dylan Malyasov
Dylan Malyasov is the editor-in-chief of Defence Blog. He is a journalist, an accredited defense advisor, and a consultant. His background as a defense advisor and consultant adds a unique perspective to his journalistic endeavors, ensuring that his reporting is well-informed and authoritative. read more

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