| AMS 2771 | Heat Treatment of Aluminum Alloy Castings | Heat Treat |
| Supercedes: AMS-H-6088 | Superceded By: None |
| Number | Name | State | Country |
| 90034273 | Aurora Casting & Engineering Inc | CA | United States |
| 90043216 | Bodycote Thermal Processing - Westminster | CA | United States |
| 90052120 | CONSOLIDATED PRECISION PRODUCTS- RANCHO DBA PAC Foundries-Rancho | CA | United States |
| 90125573 | Consolidated Precision Products, Inc. | CA | United States |
| 90063502 | Evans Heat Treating | PA | United States |
| 90051539 | Magparts dba CPP Azusa | CA | United States |
| 90043654 | Newton Heat Treating Inc. | CA | United States |
| 90072219 | Uni-Cast Inc | NH | United States |