| 2ZZP00013 | Fusion Welding | Welding |
| Supercedes: None | Superceded By: None |
| Number | Name | State | Country |
| 90024671 | Aircraft Tubular Components Inc | FL | United States |
| 90075678 | Atlas Aerospace LLC dba Wichita Aerospace Spares Inc. | KS | United States |
| 90049034 | Barnes Aerospace Odgen Division | UT | United States |
| 90055235 | Globe Engineering Company Inc | KS | United States |
| 90052785 | Lakes Region Tubular Products Inc dba Scotia Technology | NH | United States |