| Specification | Process Description | Category | Limits |
| AMS 2631 | Ultrasonic Inspection Titanium and Titanium Alloy Bar and Relief *NOTE* NGAS ASPL approval is required when testing is performed by a secondary source other than the primary mill. | Non-Destructive Testing | Limits: *NOTE* NGAS ASPL approval is required when testing is performed by a secondary source other than the primary mill. NONE |
| AMS-STD-2154 | Inspection, Ultrasonic, Wrought Metals, Process for *NOTE* NGAS ASPL approval is required when testing is performed by a secondary source other than the primary mill. | Non-Destructive Testing | Limits: *NOTE* NGAS ASPL approval is required when testing is performed by a secondary source other than the primary mill. NONE |
| ASTM E1417 | Standard Practice for Liquid Penetrant Testing | Non-Destructive Testing | Limits: None |
| ASTM E1444 | Standard Practice for Magnetic Particle Testing | Non-Destructive Testing | Limits: None |
| GSS 16101 | Ultrasonic Inspection, Low Alloy Steel and Stainless Steels | Non-Destructive Testing | Limits: None |
| MIL-STD-867 | Temper Etch Inspection | Non-Destructive Testing | Limits: None |