Brazil NCM · 8-digit subitem

NCM 8406.90.21 – Fixed stator blades for steam turbines

NCM 8406.90.21 (also written 84069021) is Brazil's code for fixed stator blades for steam turbines. Its first 6 digits are HS code 8406.90.

Official description of NCM 8406.90.21

PortuguêsOfficial
Fixas (de estator)
EnglishUnofficial translation

Fixed (stator)

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

How to read NCM 8406.90.21

84Chapter 06Heading 90Subheading

HS code 8406.90
Same in every country

2Item 1Subitem

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 84 Machinery and mechanical appliances, boilers, nuclear reactors; parts thereof Reatores nucleares, caldeiras, máquinas, aparelhos e instrumentos mecânicos, e suas partes.
  2. Heading 84.06 Turbines; steam and other vapour turbines Turbinas a vapor.
  3. Subheading 8406.90 Turbines; parts of steam and other vapour turbines Partes
  4. Item 8406.90.2 Blades Palhetas
  5. Subitem 8406.90.21 Fixed (stator) Fixas (de estator)

Other NCM codes under HS 8406.90

8406.90.11 Rotors for multi-stage reaction steam turbinesDe turbinas a reação, de múltiplos estágios 8406.90.19 Other steam turbine rotorsOutras 8406.90.29 Other steam turbine bladesOutras 8406.90.90 Other steam turbine partsOutras

Questions about NCM 8406.90.21

What is NCM 8406.90.21?

NCM 8406.90.21 (84069021) is the Brazilian (Mercosur) code for fixed stator blades for steam turbines. Its official Portuguese description is “Fixas (de estator)”.

What is the HS code for NCM 8406.90.21?

HS 8406.90 (Turbines; parts of steam and other vapour turbines). 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 8406.90.21?

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.