| HS Code | Country Of Origin | NAFTA Preference Criterion | NAFTA Producer Index |
|---|---|---|---|
| 0 | __ |
49-5977
DOUBLE WALL DESUPER HEAT
DOUBLE WALL DESUPER HEAT
| HS Code | Country Of Origin | NAFTA Preference Criterion | NAFTA Producer Index |
|---|---|---|---|
| 0 | __ |