| Specification | Process Description | Category | Limits |
| AMS-H-6875 | Heat Treatment of Steel Raw Materials | Heat Treat | Limits: Limited to non-flight ground support equipment only |
| C-47 | Abrasive Cleaning | Chemical Processing | Limits: None |
| C-52 | Cleaning Prior to Heat Treat Carbon & Low Alloy Steels | Chemical Processing | Limits: Limited to solvent cleaning only |
| HT-21 | Heat Treatment of Carbon and Alloy Steels up to 200,000 psi | Heat Treat | Limits: None |