| 7318.16.00 | 90 | Threaded articles: - Screws, bolts, nuts, coach screws, screw hooks, rivets, cotters, cotter-pins, washers (including spring washers) and similar articles, of iron or steel. - Other | KGM | | |
| 7318.19.00 | 00 | Threaded articles: - Screws, bolts, nuts, coach screws, screw hooks, rivets, cotters, cotter-pins, washers (including spring washers) and similar articles, of iron or steel. | KGM | Free | CCCT, LDCT |
| 7318.21.00 | 00 | Non-threaded articles: - Screws, bolts, nuts, coach screws, screw hooks, rivets, cotters, cotter-pins, washers (including spring washers) and similar articles, of iron or steel. | KGM | Free | AUT, NZT, |
| 7318.22.00 | 00 | Non-threaded articles: - Screws, bolts, nuts, coach screws, screw hooks, rivets, cotters, cotter-pins, washers (including spring washers) and similar articles, of iron or steel. | KGM | Free | AUT, NZT, |
| 7318.23.00 | | Non-threaded articles: - Screws, bolts, nuts, coach screws, screw hooks, rivets, cotters, cotter-pins, washers (including spring washers) and similar articles, of iron or steel. | KGM | Free | CCCT, LDCT |
| 7318.23.00 | 10 | Non-threaded articles: - Screws, bolts, nuts, coach screws, screw hooks, rivets, cotters, cotter-pins, washers (including spring washers) and similar articles, of iron or steel. - Aircraft | KGM | | |
| 7318.23.00 | 20 | Non-threaded articles: - Screws, bolts, nuts, coach screws, screw hooks, rivets, cotters, cotter-pins, washers (including spring washers) and similar articles, of iron or steel. - Blind | KGM | | |
| 7318.23.00 | 90 | Non-threaded articles: - Screws, bolts, nuts, coach screws, screw hooks, rivets, cotters, cotter-pins, washers (including spring washers) and similar articles, of iron or steel. - Other | KGM | | |
| 7318.24.00 | 00 | Non-threaded articles: - Screws, bolts, nuts, coach screws, screw hooks, rivets, cotters, cotter-pins, washers (including spring washers) and similar articles, of iron or steel. | KGM | Free | CCCT, LDCT |
| 7318.29.00 | 00 | Non-threaded articles: - Screws, bolts, nuts, coach screws, screw hooks, rivets, cotters, cotter-pins, washers (including spring washers) and similar articles, of iron or steel. | KGM | Free | CCCT, LDCT |
| 73.22 | | Radiators for central heating, not electrically heated, and parts thereof, of iron or steel; air heaters and hot air distributors (including distributors which can also distribute fresh or conditioned air), not electrically heated, incorporating a motor-driven fan or blower, and parts thereof, of iron or steel. | | | |
| 7322.11.00 | 00 | Radiators for central heating, not electrically heated, and parts thereof, of iron or steel; air heaters and hot air distributors (including distributors which can also distribute fresh or conditioned air), not electrically heated, incorporating a motor-driven fan or blower, and parts thereof, of iron or steel. - Radiators and parts thereof: - Of cast iron | NMB | 7% | CCCT, LDCT |
| 7322.19.00 | 00 | Radiators for central heating, not electrically heated, and parts thereof, of iron or steel; air heaters and hot air distributors (including distributors which can also distribute fresh or conditioned air), not electrically heated, incorporating a motor-driven fan or blower, and parts thereof, of iron or steel. - Radiators and parts thereof: - Other | NMB | 7% | CCCT, LDCT |
| 7322.90 | | Radiators for central heating, not electrically heated, and parts thereof, of iron or steel; air heaters and hot air distributors (including distributors which can also distribute fresh or conditioned air), not electrically heated, incorporating a motor-driven fan or blower, and parts thereof, of iron or steel. - Other | | | |
| 7322.90.10 | | Radiators for central heating, not electrically heated, and parts thereof, of iron or steel; air heaters and hot air distributors (including distributors which can also distribute fresh or conditioned air), not electrically heated, incorporating a motor-driven fan or blower, and parts thereof, of iron or steel. - Other - For heating buildings | NMB | 7.5% | CCCT, LDCT |
| 7322.90.10 | 10 | Radiators for central heating, not electrically heated, and parts thereof, of iron or steel; air heaters and hot air distributors (including distributors which can also distribute fresh or conditioned air), not electrically heated, incorporating a motor-driven fan or blower, and parts thereof, of iron or steel. - Other - For heating buildings - Hot water or steam heaters and parts thereof | NMB | | |
| 7322.90.10 | 21 | Radiators for central heating, not electrically heated, and parts thereof, of iron or steel; air heaters and hot air distributors (including distributors which can also distribute fresh or conditioned air), not electrically heated, incorporating a motor-driven fan or blower, and parts thereof, of iron or steel. - Other - For heating buildings - Warm air furnaces and parts thereof: - Gas | NMB | | |
| 7322.90.10 | 22 | Radiators for central heating, not electrically heated, and parts thereof, of iron or steel; air heaters and hot air distributors (including distributors which can also distribute fresh or conditioned air), not electrically heated, incorporating a motor-driven fan or blower, and parts thereof, of iron or steel. - Other - For heating buildings - Warm air furnaces and parts thereof: - Oil | NMB | | |
| 7322.90.10 | 29 | Radiators for central heating, not electrically heated, and parts thereof, of iron or steel; air heaters and hot air distributors (including distributors which can also distribute fresh or conditioned air), not electrically heated, incorporating a motor-driven fan or blower, and parts thereof, of iron or steel. - Other - For heating buildings - Warm air furnaces and parts thereof: - Other | NMB | | |
| 7322.90.10 | 91 | Radiators for central heating, not electrically heated, and parts thereof, of iron or steel; air heaters and hot air distributors (including distributors which can also distribute fresh or conditioned air), not electrically heated, incorporating a motor-driven fan or blower, and parts thereof, of iron or steel. - Other - For heating buildings - Other: - Gas fired unit heaters, including parts | NMB | | |
| 7322.90.10 | 99 | Radiators for central heating, not electrically heated, and parts thereof, of iron or steel; air heaters and hot air distributors (including distributors which can also distribute fresh or conditioned air), not electrically heated, incorporating a motor-driven fan or blower, and parts thereof, of iron or steel. - Other - For heating buildings - Other: - Other | NMB | | |
| 7322.90.20 | 00 | Radiators for central heating, not electrically heated, and parts thereof, of iron or steel; air heaters and hot air distributors (including distributors which can also distribute fresh or conditioned air), not electrically heated, incorporating a motor-driven fan or blower, and parts thereof, of iron or steel. - Other - Process air heaters;
Switch heaters and sensing heads (hot air and oil fired), horizontal air curtains, for railway tracks | NMB | 7.5% | CCCT, LDCT |
| 7322.90.90 | | Radiators for central heating, not electrically heated, and parts thereof, of iron or steel; air heaters and hot air distributors (including distributors which can also distribute fresh or conditioned air), not electrically heated, incorporating a motor-driven fan or blower, and parts thereof, of iron or steel. - Other - Other | NMB | Free | CCCT, LDCT |
| 7322.90.90 | 10 | Radiators for central heating, not electrically heated, and parts thereof, of iron or steel; air heaters and hot air distributors (including distributors which can also distribute fresh or conditioned air), not electrically heated, incorporating a motor-driven fan or blower, and parts thereof, of iron or steel. - Other - Other - Air heaters and parts thereof for orchards | NMB | | |
| 7322.90.90 | 90 | Radiators for central heating, not electrically heated, and parts thereof, of iron or steel; air heaters and hot air distributors (including distributors which can also distribute fresh or conditioned air), not electrically heated, incorporating a motor-driven fan or blower, and parts thereof, of iron or steel. - Other - Other - Other | NMB | | |
Harmonized Tariff Schedule of the Canada inquiry: aircraft+parts
