Brazil NCM · 8-digit subitem

NCM 8445.40.18 – Automatic winders with automatic knotter

NCM 8445.40.18 (also written 84454018) is Brazil's code for automatic winders with automatic knotter. Its first 6 digits are HS code 8445.40.

Official description of NCM 8445.40.18

PortuguêsOfficial
Outras, com atador automático
EnglishUnofficial translation

Other, with automatic knotter

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

How to read NCM 8445.40.18

84Chapter 45Heading 40Subheading

HS code 8445.40
Same in every country

1Item 8Subitem

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 84.45 Textile machinery; spinning, doubling, twisting machines, textile reeling or winding machines and machines for preparing textile yarns for use on machines of heading no. 8446 and 8447 Máquinas para preparação de matérias têxteis; máquinas para fiação, dobragem ou torção, de matérias têxteis e outras máquinas e aparelhos para fabricação de fios têxteis; máquinas de bobinar (incluindo as bobinadoras de trama) ou de dobar matérias têxteis e máquinas para preparação de fios têxteis para a sua utilização nas máquinas das posições 84.46 ou 84.47.
  3. Subheading 8445.40 Textile machinery; winding (including weft-winding) or reeling machines Máquinas de bobinar (incluindo as bobinadoras de trama) ou de dobar matérias têxteis
  4. Item 8445.40.1 Automatic winding machines Bobinadoras automáticas
  5. Subitem 8445.40.18 Other, with automatic knotter Outras, com atador automático

Other NCM codes under HS 8445.40

8445.40.11 Automatic weft or pirn winding machinesBobinadoras de trama (espuladeiras) 8445.40.12 Automatic winders for elastane yarnPara fios elastanos 8445.40.19 Other automatic textile winding machinesOutras 8445.40.21 Non-automatic winders, 4,000 m/min or moreCom velocidade de bobinado igual ou superior a 4.000 m/min 8445.40.29 Non-automatic winders, under 4,000 m/minOutras 8445.40.31 Hank reelers with length/weight control, knotterCom controle de comprimento ou peso e atador automático 8445.40.39 Other hank reeling machinesOutras 8445.40.40 Automatic ball winding machinesNoveleiras automáticas 8445.40.90 Other textile winding or reeling machinesOutras

Questions about NCM 8445.40.18

What is NCM 8445.40.18?

NCM 8445.40.18 (84454018) is the Brazilian (Mercosur) code for automatic winders with automatic knotter. Its official Portuguese description is “Outras, com atador automático”.

What is the HS code for NCM 8445.40.18?

HS 8445.40 (Textile machinery; winding (including weft-winding) or reeling machines). 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 8445.40.18?

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.