| Specification | ProcessDescription | Category | SpecLimits |
| ACS-PRS-1053 | Process Specification for Etching Prior to Penetrant Inspection | Chemical Processing | Limits: Limited to etching Aluminum only. Solutions approved by RCI 454050 |
| ACS-PRS-2151 | Process Specification for Sealing, Integral Fuel Tank and Fuel Cell Cavity | Finishes/Coatings | Limits: Limited to pre-measured sealant dispensing cartridges (Semkits) |
| ACS-PRS-7005 | Penetrant Inspection | Non-Destructive Testing | Limits: None |
| AWS D17.1 | Fusion Welding for Aerospace Applications | Welding | Limits: None |