| Specification | ProcessDescription | Category | SpecLimits |
| AMS 2770 | Heat Treatment of Wrought Aluminum Alloy Parts | Heat Treat | Limits: Limited to Nadcap furnace, water quench, and natural age only |
| ASTM E1417 | Standard Practice for Liquid Penetrant Testing | Non-Destructive Testing | Limits: Type I, Method A |
| GP 17 G | Procedure, Etching prior to Penetrant Inspection | Chemical Processing | Limits: None |
| GSS 4310 | Application of Primer Coating, Epoxy Polyamide | Chemical Processing | Limits: Limited to Nadcap paint booth and cure oven |
| GSS 4510 | Coating, Polyurethane, Application of | Chemical Processing | Limits: Limited to Nadcap paint booth and cure oven |
| GSS 5300 | Forming and Straightening of Aluminum Alloys. *Note* Suppliers limited to cold forming aged materials are not required to be approved by NGC | Miscellaneous | Limits: Limit to Forming or Straightening in the “W” condition only |
| GT 23 A | Fluorescent Penetrant Inspection | Non-Destructive Testing | Limits: Type I, Method A |
| MIL-DTL-5541 | Chemical Conversion Coatings for Aluminum and Aluminum Alloy | Chemical Processing | Limits: None |