The drone revolution is often described as a story about cheap airframes, software and autonomy. But the harder industrial problem may be attached to the front of the aircraft which is the explosive payload, its fuze, its safety controls and the supply chain required to make it at scale.
Norwegian defence company Nammo says it has supplied Ukraine with hundreds of thousands of N7 shaped-charge munitions adapted for drone use. The 1.5kg, 66mm munition was designed to defeat armour, while the drone-compatible version uses electronic fuzing and safety features that can allow a UAV to return without detonating if no valid target is identified.
That is a significant distinction. A drone can be designed, assembled and modified quickly. Its airframe may use commercially available motors, batteries, cameras, radios and computing hardware. A warhead cannot be treated as another modular accessory. It must perform predictably after transport, vibration, weather exposure, launch and flight. It must remain safe for friendly forces and civilians until authorised use. It must also function as intended at the end of the mission.
The fuze is the critical point between those requirements. It has to prevent accidental initiation during storage, transport, loading and take-off. It must support an appropriate safety state during flight. It must work reliably after a drone’s power, communications and movement have subjected the payload to conditions very different from those of a conventional artillery round or missile. A defective fuze is not a minor quality problem. It can endanger the operator, nearby troops and civilians, or leave unexploded ordnance behind.
Nammo’s N7 illustrates why a purpose-designed drone payload carries more value than an improvised attachment. The company says its electronic fuze can be armed after take-off with a safety delay, and that an aircraft can return safely if an operator does not identify a target. The exact technical process is not the public-policy issue. The important question is whether a manufacturer can make those systems consistently, inspect them rigorously and track them through their life cycle.
The United States’ LUCAS programme shows the other side of the problem. US Central Command has established Task Force Scorpion Strike, described as its first dedicated one-way attack-drone squadron in the Middle East. Yet reporting based on a US Army document said the programme had not yet completed development and production planning for its warhead, with testing initially using inert payloads.
The contrast is instructive. A country can field the airframe, the launch system and the operational concept before it has solved the munitions supply chain.
That supply chain is much narrower than the drone supply chain. It includes explosives producers, metal-forming capacity, electronic-fuze specialists, batteries, safety electronics, detonators, test facilities, secure storage and regulated transport. Each element is subject to greater safety, export-control and accountability requirements than an ordinary unmanned aircraft component.
The result is a new form of defence-industrial bottleneck. A military may be able to buy thousands of airframes, but it cannot claim strike capacity unless it has enough certified payloads. Conversely, an inventory of small munitions is less useful without reliable aircraft, command links, operators and targeting safeguards. The effective system is the combination, not the drone alone.
Mass production makes quality control more urgent. A factory producing thousands of small payloads must be able to trace batches, identify faulty components, test safety features and isolate defects quickly. Governments also need clear accountability for storage, transfer, end use and post-conflict clearance. The humanitarian consequence of failure is not only a missed military target. It can be an unexploded device left in a field, road or residential area.
This changes the procurement question. Defence ministries have long focused on acquiring expensive missiles, aircraft and artillery systems in relatively small numbers. Drone warfare demands a different industrial logic with large volumes of inexpensive but tightly controlled munitions, replenished continuously and produced by suppliers that can meet safety and traceability standards.
The drone is the visible part of the system. The warhead is where the promise of mass production meets the limits of industrial responsibility.