Two F-35 Parts Diverted Through Hong Kong After Routing Warning Was Missed

Two export-controlled F-35 components were diverted through Hong Kong after a routing warning reportedly failed to reach the UPS employee processing the shipment. The Pentagon is now working with other U.S. authorities and industry partners to retrieve the parts, investigate the incident and develop safeguards against another diversion.

The shipment contained a cockpit canopy and weapons-bay door, both treated with radar-absorbing material. They were being moved from Australia to the United States in late May for potential repair or disposal. The planned route to San Francisco ran through South Korea and Taiwan, but the package instead passed through Hong Kong. A person familiar with the matter reported that China ultimately obtained the components, although their current status has not been publicly confirmed.

The emerging question is not simply why one package took the wrong route. It is whether an export restriction entered in one organization’s information system can reliably survive every handoff across a commercial transportation network.

A warning may have fallen between two systems

DSV, the freight forwarder acting for F-35 manufacturer Lockheed Martin, had alerted handlers that the box was subject to routing restrictions under the U.S. International Traffic in Arms Regulations. According to an anonymous person familiar with the incident, a UPS employee did not follow that instruction. The same person said the warning may have been transmitted through an information-technology platform other than the system used by the employee processing the shipment.

UPS and DSV declined to comment, so that reported failure sequence remains under examination rather than established as a final official finding. It is not yet clear how the restriction was formatted, whether it appeared as a mandatory routing control or a separate handling note, or which organization was responsible for confirming that the carrier’s operating system had received it.

Those distinctions matter. A logistics control is effective only if it appears at the point where a worker or automated process can act on it. A warning stored in a freight forwarder’s platform may document that the restriction was issued, but it does not necessarily prevent an incompatible route from being selected in a carrier’s system. For export-controlled cargo, communication and enforcement are separate functions.

A robust control would therefore need to persist across booking, acceptance, transfer and rerouting not merely exist in the shipment record somewhere. The specific preventive measures now being considered have not been disclosed, so it would be premature to claim that this interoperability gap has been closed.

A multinational fleet depends on commercial handoffs

Lockheed manages a large portion of the global spare-parts pool supporting F-35 operations for the United States and 19 other countries. That scale makes commercial logistics useful, but it also creates more organizational boundaries across which custody data and export restrictions must travel.

The tradeoff is structural. A shared international pool can move components between operators and repair locations without every country maintaining a fully independent inventory and transportation system. In return, the program must maintain control over parts as they pass among contractors, freight forwarders, carriers and government authorities using different processes and software.

The Pentagon described the diverted components as unserviceable. That classification explains why they were being returned for possible repair or disposal, but it does not erase export restrictions or chain-of-custody requirements. A component can be unsuitable for installation and still require controlled transportation because of its materials, design or program association.

U.S. Transportation Command said it “was not involved in the transportation or coordination of the shipment in question.” That places attention on the commercial logistics chain, but it does not by itself determine who was responsible for the diversion. Lockheed has said its logistics decisions “are not made unilaterally” and that it is working with its logistics partner on preventive measures.

Reviews must establish where control ended

Pentagon officials provided an approximately hour-long briefing on Sept. 29 to staff from the House Foreign Affairs and Armed Services committees. A compliance officer from the State Department’s Directorate of Defense Trade Controls is examining the diversion, while Pentagon logistics official Erica Plath has assembled a team to take preventive steps, according to a person familiar with the congressional briefing.

The reviews have several practical issues to resolve: which system held the controlling instruction, whether downstream personnel could see it, how a prohibited routing option remained available and who had authority to stop or correct the movement. They must also establish the components’ current location and complete chain of custody.

There is no confirmed finding that the diversion was deliberate, and no public evidence establishes a plan to intercept the shipment. Political speculation about intent should remain separate from the documented logistics problem: two controlled F-35 parts left their intended route, and the restriction that was supposed to prevent that outcome reportedly did not surface where the shipment was processed.

The Pentagon says retrieval, compliance and prevention work is continuing. Until the reviews identify the failed handoff and disclose how future restrictions will be enforced across company systems, the central weakness remains unresolved: a control can be formally issued yet still fail operationally if the next handler cannot see or act on it.

By David Whitaker — Associate editor for AMI’s aerospace and drone systems desk, translating flight systems, aircraft programs, spaceflight, and UAV developments into accessible technical stories.