Brazil NCM · 8-digit subitem

NCM 8540.20.20 – X-ray image converter and intensifier tubes

NCM 8540.20.20 (also written 85402020) is Brazil's code for x-ray image converter and intensifier tubes. Its first 6 digits are HS code 8540.20.

Official description of NCM 8540.20.20

PortuguêsOfficial
Tubos conversores ou intensificadores de imagens, de raios X
EnglishUnofficial translation

X-ray image converter or intensifier tubes

Nomenclatura Comum do Mercosul (Siscomex). Updated Oct 2026 · In force since Apr 2022 (Res Gecex 272/2021).

How to read NCM 8540.20.20

85Chapter 40Heading 20Subheading

HS code 8540.20
Same in every country

2Item 0Subitem

Added by Mercosur
Brazil, Argentina, Paraguay, Uruguay

The first 6 digits are the international HS code, so their meaning is the same in every country; Brazil publishes the text in Portuguese. Digits 7 and 8 are Brazil's own split of that HS code. The full 8-digit code is used on import declarations (DUIMP), invoices (NF-e) and tax filings.

Full classification path

  1. Chapter 85 Electrical machinery and equipment and parts thereof; sound recorders and reproducers; television image and sound recorders and reproducers, parts and accessories of such articles Máquinas, aparelhos e materiais elétricos, e suas partes; aparelhos de gravação ou de reprodução de som, aparelhos de gravação ou de reprodução de imagens e de som em televisão, e suas partes e acessórios.
  2. Heading 85.40 Thermionic, cold cathode or photo-cathode valves and tubes (e.g. vacuum, vapour, gas filled valves and tubes, mercury arc rectifying valves and tubes, cathode-ray and television camera tubes) Lâmpadas, tubos e válvulas, eletrônicos, de cátodo quente, cátodo frio ou fotocátodo (por exemplo, lâmpadas, tubos e válvulas, de vácuo, de vapor ou de gás, ampolas retificadoras de vapor de mercúrio, tubos catódicos, tubos e válvulas para câmeras de televisão), exceto os da posição 85.39.
  3. Subheading 8540.20 Tubes; television camera tubes, image converters and intensifiers, other photo-cathode tubes Tubos para câmeras de televisão; tubos conversores ou intensificadores de imagens; outros tubos de fotocátodo
  4. Subitem 8540.20.20 X-ray image converter or intensifier tubes Tubos conversores ou intensificadores de imagens, de raios X

Other NCM codes under HS 8540.20

Questions about NCM 8540.20.20

What is NCM 8540.20.20?

NCM 8540.20.20 (85402020) is the Brazilian (Mercosur) code for x-ray image converter and intensifier tubes. Its official Portuguese description is “Tubos conversores ou intensificadores de imagens, de raios X”.

What is the HS code for NCM 8540.20.20?

HS 8540.20 (Tubes; television camera tubes, image converters and intensifiers, other photo-cathode tubes). The first 6 digits of an NCM code are its international HS code; the last 2 digits are Brazil's own split.

Is an NCM code the same as an HS code?

The first 6 digits are the same in every country. NCM adds an item digit (7th) and a subitem digit (8th). A code ending in 00 means Brazil does not split that HS code further.

Which countries use NCM 8540.20.20?

All Mercosur members use the same NCM codes: Argentina, Brazil, Paraguay and Uruguay.

Source: Siscomex Classif NCM table, updated Oct 2026 (Resolução Gecex nº 926/2026). The Portuguese text is the official one; the English is our translation.