| Specification | ProcessDescription | Category | SpecLimits |
| ASTM E1417 | Standard Practice for Liquid Penetrant Testing | Non-Destructive Testing | Limits: Limited to Ground Support Equipment only. Not authorized for flight hardware |
| ASTM E1444 | Standard Practice for Magnetic Particle Testing | Non-Destructive Testing | Limits: Limited to Ground Support Equipment only. Not authorized for flight hardware |