8421.31 | | Centrifuges, including centrifugal dryers; filtering or purifying machinery and apparatus, for liquids or gases. - Filtering or purifying machinery and apparatus for gases: - Intake air filters for internal combustion engines | | | |
8421.31.10 | 00 | Centrifuges, including centrifugal dryers; filtering or purifying machinery and apparatus, for liquids or gases. - Filtering or purifying machinery and apparatus for gases: - Intake air filters for internal combustion engines - null | NMB | Free | CCCT, LDCT |
8421.31.90 | | Centrifuges, including centrifugal dryers; filtering or purifying machinery and apparatus, for liquids or gases. - Filtering or purifying machinery and apparatus for gases: - Intake air filters for internal combustion engines - Other | NMB | Free | CCCT, LDCT |
8421.31.90 | 10 | Centrifuges, including centrifugal dryers; filtering or purifying machinery and apparatus, for liquids or gases. - Filtering or purifying machinery and apparatus for gases: - Intake air filters for internal combustion engines - Other - Air filters, for motor vehicles of Chapter 87 | NMB | Free | CCCT, LDCT |
8421.31.90 | 90 | Centrifuges, including centrifugal dryers; filtering or purifying machinery and apparatus, for liquids or gases. - Filtering or purifying machinery and apparatus for gases: - Intake air filters for internal combustion engines - Other - Other | NMB | Free | CCCT, LDCT |