| AMS 2759/4 | Heat Treatment Austenitic Corrosion-Resistant Steel Parts | Heat Treat |
| Supercedes: None | Superceded By: None |
| Number | Name | State | Country |
| 90043523 | Bodycote Thermal Processing - Rancho Dominguez | CA | United States |
| 90174367 | Bodycote Thermal Processing Haltom City | TX | United States |
| 90049176 | Braddock Metallurgical Inc | FL | United States |
| 90049444 | Certified Steel Treating Corp | CA | United States |
| 90052133 | Pacific Metallurgical, Inc. | WA | United States |
| 90048006 | Quality Heat Treating, Inc. | CA | United States |
| 90041621 | SCARROTT METALLURGICAL CO | CA | United States |
| 90053653 | Vac Met Inc | MI | United States |