Within Supply Chains
Why Mundane Chips Matter So Much
The most revealing parts are often mundane chips, relays and converters because they are widely traded and hard to police.
On this page
- Commercial parts that keep precision weapons working
- Why common components are hard to control
- The limits of focusing only on military grade technology
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Introduction
When investigators reverse engineer foreign missiles and drones, the most revealing discoveries are often not advanced seekers, classified algorithms or exotic military hardware. Instead, the strongest supply-chain clues frequently come from ordinary microcontrollers, voltage regulators, relays, radio modules, memory chips and power-management components that are also found in industrial equipment, consumer electronics and commercial drones. These mundane parts matter because modern precision weapons depend on them in large numbers, they move through vast civilian markets, and they leave a documentary trail that investigators can often trace. In practice, understanding how a weapon acquires common electronics can reveal more about production capacity, sanctions evasion and procurement networks than studying its most sophisticated military technologies.[IISS]iiss.orgIt examines the technological make-up of Russian.Read moreTracking the Components of Missiles and UAVs Used by…September 24, 2025 — This IISS research report is based partly on field inves…
Commercial Parts That Keep Precision Weapons Working
A modern missile or drone is a collection of specialised functions rather than a single breakthrough technology. Guidance, communications, power conversion, flight control, navigation, sensor processing and data storage all require electronics. Many of these functions are performed by commercially available components originally designed for civilian markets. Investigators examining weapons recovered in Ukraine have repeatedly documented processors, memory devices, radio-frequency modules, power converters and integrated circuits that are widely used outside military systems.[IISS]iiss.orgIt examines the technological make-up of Russian.Read moreTracking the Components of Missiles and UAVs Used by…September 24, 2025 — This IISS research report is based partly on field inves…
This creates an important reality: a weapon may contain a domestically designed airframe or warhead while still depending on globally traded electronics to operate effectively. A flight-control computer, for example, may rely on inexpensive microcontrollers that coordinate navigation inputs, propulsion commands and communications. Remove those components and even an otherwise sophisticated weapon may lose much of its effectiveness.[Kharon]kharon.comOne European Chip Keeps Turning Up in Russian Drones….2 days ago — Ukraine's military has repeatedly recovered STMicroelectronic…
Recent investigations illustrate the point. Battlefield recoveries have repeatedly identified commercially available microcontrollers in Russian drones. One frequently documented example is the STM32 family of microcontrollers, which investigators have found in flight-control systems, communications modules and other key subsystems. These chips are not exotic military technology; they are mass-market industrial components sold around the world. Yet they perform functions that are essential to weapon operation.[Kharon]kharon.comOne European Chip Keeps Turning Up in Russian Drones….2 days ago — Ukraine's military has repeatedly recovered STMicroelectronic…
The same pattern appears across many categories of recovered weapons. Reports tracing components in Russian missiles and drones have documented ordinary dual-use electronics from major international manufacturers rather than uniquely military integrated circuits. The significance lies less in the technical sophistication of each chip than in the cumulative dependence on thousands of such parts.[cepa.org]cepa.orgWestern Chips Power Russia's WarWestern Chips Power Russia's WarMay 21, 2026 — A detailed teardown of Russia's new Geran‑5 drone found US chips from Texas Instrument…
Why Common Components Are Hard to Control
The paradox of export controls is that the most important components are often the hardest to restrict. Highly specialised military technologies are usually produced by a small number of suppliers, sold in limited quantities and subject to strict licensing. Ordinary electronics operate under very different conditions.
Integrated circuits, radio modules and power-management devices are manufactured for enormous civilian markets. They may be incorporated into factory equipment, automotive systems, telecommunications products, consumer electronics and commercial drones. Because millions of legitimate transactions occur every year, distinguishing suspicious purchases from normal commerce is inherently difficult.[Bureau of Industry and Security]bis.govBureau of Industry and SecurityCommon High Priority Items List (CHPL)Within the CHPL, BIS has prioritized the nine HS codes in Tier 1 and…
This challenge is reflected in government control efforts. The Common High Priority Items List used by the United States and partner governments specifically highlights integrated circuits and radio-frequency transceiver modules because these commercially useful items repeatedly appear in Russian missiles and drones recovered from the battlefield. Their inclusion demonstrates that ordinary dual-use electronics have become a central enforcement concern.[Bureau of Industry and Security]bis.govBureau of Industry and SecurityCommon High Priority Items List (CHPL)Within the CHPL, BIS has prioritized the nine HS codes in Tier 1 and…
Large commercial supply chains also create opportunities for diversion. Components may pass through distributors, brokers, resellers and manufacturers in multiple countries before reaching their final destination. Once a chip enters a complex international supply network, tracing its movement becomes far more difficult. Investigations into electronics found in Russian systems have repeatedly identified intermediary companies and transshipment hubs that obscure the origin and destination of components.[Kharon]kharon.comOne European Chip Keeps Turning Up in Russian Drones….2 days ago — Ukraine's military has repeatedly recovered STMicroelectronic…
The result is that sanctions can successfully block direct military procurement while still leaving indirect pathways available through civilian markets. Investigators and policymakers therefore spend substantial effort tracking ordinary electronic components because they often reveal where those pathways remain open.[iiss.org]iiss.orgIt examines the technological make-up of Russian.Read moreTracking the Components of Missiles and UAVs Used by…September 24, 2025 — This IISS research report is based partly on field inves…
The Supply-Chain Intelligence Value of Mundane Parts
From an intelligence perspective, ordinary electronics are valuable because they generate evidence. A sophisticated guidance algorithm may remain inaccessible after a missile strike, but a surviving integrated circuit often carries manufacturer markings, date codes, lot numbers and model identifiers. Those details can be photographed, catalogued and compared across multiple weapon recoveries.[IISS]iiss.orgIt examines the technological make-up of Russian.Read moreTracking the Components of Missiles and UAVs Used by…September 24, 2025 — This IISS research report is based partly on field inves…
Repeated component discoveries can reveal patterns that are invisible when analysing a single weapon. Investigators may identify recurring suppliers, determine whether manufacturers are switching to substitute parts, estimate production timelines from date codes or discover that multiple weapon families rely on the same procurement networks. This transforms reverse engineering from a narrow technical exercise into a broader investigation of industrial capacity and supply resilience.[IISS]iiss.orgIt examines the technological make-up of Russian.Read moreTracking the Components of Missiles and UAVs Used by…September 24, 2025 — This IISS research report is based partly on field inves…
The value of these clues increases when the same components appear across different platforms. If a particular microcontroller, radio module or power converter is repeatedly recovered from drones, missiles and communications equipment, it may indicate a shared supply chain or manufacturing ecosystem. Such findings help analysts understand how a military-industrial system sustains production despite sanctions and trade restrictions.[Homeland Security Committee]hsgac.senate.govHomeland Security Committee THE U.STECHNOLOGY FUELING RUSSIA'S WAR IN…10 Sept 2024 — The Subcommittee focused its inquiry on four U.S.-based semiconductor manufacturers…
The Limits of Focusing Only on Military-Grade Technology
Public discussion of weapons technology often concentrates on advanced features such as hypersonic flight, artificial intelligence, stealth design or precision guidance. These capabilities are important, but focusing exclusively on them can obscure a more practical constraint: weapons must be built at scale.
A country may possess sophisticated designs, yet production can still be constrained if it struggles to obtain sufficient quantities of processors, memory devices, radio-frequency components or power electronics. In many cases, the bottleneck is not the existence of advanced military knowledge but access to the thousands of ordinary parts required to turn that knowledge into functioning systems.[RUSI]static.rusi.orgSilicon Lifeline final webSilicon Lifeline2 Aug 2022 — Over 50 unique components from Texas. Instruments were discovered in several Russian systems, including…
Recent investigations into weapons used in Ukraine have repeatedly highlighted this dependence. Researchers, governments and parliamentary inquiries have documented foreign commercial electronics inside missiles and drones, even after extensive sanctions efforts. The recurring issue is not the transfer of a single revolutionary technology. It is the continued availability of numerous everyday components that collectively enable production.[senate.gov]hsgac.senate.govHomeland Security Committee THE U.STECHNOLOGY FUELING RUSSIA'S WAR IN…10 Sept 2024 — The Subcommittee focused its inquiry on four U.S.-based semiconductor manufacturers…
This reality explains why investigators examining missile and drone debris often devote more attention to a voltage regulator or microcontroller than to a weapon’s headline capability. The mundane component may reveal who supplied it, when it was manufactured, how it travelled through international markets and whether broader sanctions are succeeding or failing. Those answers can be more useful for understanding a weapons programme than the study of an isolated piece of exotic military technology.[iiss.org]iiss.orgIt examines the technological make-up of Russian.Read moreTracking the Components of Missiles and UAVs Used by…September 24, 2025 — This IISS research report is based partly on field inves…
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Endnotes
1.
Source: iiss.org
Title: It examines the technological make-up of Russian.Read more
Link:https://www.iiss.org/globalassets/media-library—content–migration/files/research-papers/2025/09/pub25-094-tracking-the-components-of-missiles-and-uavs-used-by-russia-in-ukraine.pdf
Source snippet
Tracking the Components of Missiles and UAVs Used by...September 24, 2025 — This IISS research report is based partly on field inves...
Published: September 24, 2025
2.
Source: kharon.com
Link:https://www.kharon.com/brief/russia-ukraine-war-drone-combat-stmicroelectronics-china
Source snippet
One European Chip Keeps Turning Up in Russian Drones....2 days ago — Ukraine's military has repeatedly recovered STMicroelectronic...
3.
Source: cepa.org
Title: Western Chips Power Russia’s War
Link:https://cepa.org/article/western-chips-power-russias-war/
Source snippet
Western Chips Power Russia's WarMay 21, 2026 — A detailed teardown of Russia's new Geran‑5 drone found US chips from Texas Instrument...
Published: May 21, 2026
4.
Source: static.rusi.org
Title: Silicon Lifeline final web
Link:https://static.rusi.org/RUSI-Silicon-Lifeline-final-web.pdf
Source snippet
Silicon Lifeline2 Aug 2022 — Over 50 unique components from Texas. Instruments were discovered in several Russian systems, including...
5.
Source: bis.gov
Link:https://www.bis.gov/licensing/country-guidance/common-high-priority-items-list-chpl
Source snippet
Bureau of Industry and SecurityCommon High Priority Items List (CHPL)Within the CHPL, BIS has prioritized the nine HS codes in Tier 1 and...
6.
Source: hsgac.senate.gov
Title: Homeland Security Committee THE U.S
Link:https://www.hsgac.senate.gov/wp-content/uploads/09.10.2024-Majority-Staff-Report-The-U.S.-Technology-Fueling-Russias-War-in-Ukraine.pdf
Source snippet
TECHNOLOGY FUELING RUSSIA'S WAR IN...10 Sept 2024 — The Subcommittee focused its inquiry on four U.S.-based semiconductor manufacturers...
7.
Source: kse.ua
Title: Challenges of Export Controls Enforcement
Link:https://kse.ua/wp-content/uploads/2024/01/Challenges-of-Export-Controls-Enforcement.pdf
Source snippet
Kyiv School of EconomicsCHALLENGES OF EXPORT CONTROLS ENFORCEMENTby O BILOUSOVA · 2024 · Cited by 3 — Most national export controls regim...
Additional References
8.
Source: business-humanrights.org
Link:https://www.business-humanrights.org/en/latest-news/russia-two-thirds-of-foreign-components-in-drones-used-in-attacks-on-ukraine-originate-from-us-new-research-shows-revealing-gaps-in-sanctions-regime/
Source snippet
Business and Human Rights CentreRussia: Two-thirds of foreign components in drones used...Russia: Two-thirds of foreign components in dr...
9.
Source: sinolytics.de
Link:https://sinolytics.de/global-business-news/blog/public/uploads/article/pdf/2/Whitepaper_Export-Controls.pdf
Source snippet
China's Export Controls in the Era of Great Power RivalryExport controls have expanded from raw [materials]({{ 'materials/' | relative_url }}) to advanced technologies, inclu...
10.
Source: sipri.org
Link:https://www.sipri.org/research/armament-and-disarmament/dual-use-and-arms-trade-control/dual-use-export-controls
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Dual-use export controlsSIPRI focuses on dual-use export controls through developing and strengthening national laws, regulations and rel...
11.
Source: reuters.com
Link:https://www.reuters.com/technology/illicit-chip-flows-russia-seen-slowing-china-hong-kong-remain-transshipment-hubs-2024-07-21/
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U.S. Commerce Department data reveals a 28% drop in advanced components shipments via Hong Kong and a 19% decrease via mainland China fro...
12.
Source: facebook.com
Link:https://www.facebook.com/kyivindependent/posts/russia-continues-producing-dozens-of-missiles-every-month-despite-years-of-weste/1051042017431867/
Source snippet
The Kyiv IndependentRussia continues producing dozens of missiles every month despite years of Western sanctions. While much attention ha...
13.
Source: globalsanctions.com
Link:https://globalsanctions.com/sanctioning-states/us/export-controls-4/
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US Export ControlsUS Export controls aim to manage the risks of international transfers of sensitive items that could be misused to under...
14.
Source: united24media.com
Link:https://united24media.com/investigations/the-west-builds-the-chips-china-supplies-them-russia-fires-the-missiles-inside-the-leaked-files-19256
Source snippet
The West Builds the Chips, China Supplies Them, Russia...28 May 2026 — [Documents]({{ 'documents/' | relative_url }}) show that supply chains serving Russian industry includ...
Published: May 2026
15.
Source: csis.org
Title: improved export controls enforcement technology needed us national security
Link:https://www.csis.org/analysis/improved-export-controls-enforcement-technology-needed-us-national-security
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Improved Export Controls Enforcement Technology...30 Nov 2022 — When targeted correctly and enforced effectively, export controls are a...
16.
Source: cissm.umd.edu
Title: Strategic Trade Controls and Emerging Tech CISSM Final
Link:https://cissm.umd.edu/sites/default/files/2023-06/Strategic%20Trade%20Controls%20and%20Emerging%20Tech_CISSM_Final.pdf
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inter-agency debates about how to balance security, economic, technological, and other interests affected by export controls and other te...
17.
Source: washingtonpost.com
Title: The Washington Post A Russian missile, filled with U.S
Link:https://www.washingtonpost.com/world/interactive/2025/ukraine-children-missile-kryvyi-rih/
Source snippet
tech, rips a Ukrainian boy's life apartIn April 2025, an Iskander 9M723 ballistic missile launched by Russia struck a playground in Kryvy...
Published: April 2025
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