| PROCESS CODE | SPECIFICATION | DESCRIPTION | APPROVED | REMARKS |
|
| ANODIZING | 25E | AMS 2469 | TYPE III | ✔ | |
| 25B | AMS 2470 | TYPE I | ✔ | ||
| 25C | AMS 2471 | TYPE II UNDYED | ✔ | ||
| 25D | AMS 2472 | CLASS II DYED | ✔ | ||
| 25B, 25C, 25D | MIL-A-8625 | TYPE I, II, III & CL II DYED AL. | ✔ | ||
| CHEMICAL WET SOLUTION ANALYSIS | 24B | AS REQUIRED | STANDARD PRACTICE | ✔ | |
| CHEM FILM | 25H | AMS 2473 | AL CLASS 1A | ✔ | |
| 25H | MIL-C-5541 | AL CLASS 1A | ✔ | ||
| 25H | MIL-DTL-5541 | AL CLASS 1A | ✔ | ||
| COATING/PAINT | 32A | BS361 | PAINT | ✔ | |
| 32A2 | MIL-F-18264 | ORGANIC COATING | ✔ | ||
| 32D | MIL-P-23377 | PRIMER | ✔ | ||
| 32D | MIL-PRF-23377 | PRIMER, COATING | ✔ | ||
| 25N | MIL-S-5002 | SURFACE TREATMENT | ✔ | ||
| PICKLE / PASSIVATION | 25N | AMS 2700 | ✔ | ||
| 25N | AMS QQ-P-35 | ✔ | |||
| ASTM-A-380 | DOESN’T REQUIRE APPROVAL | ✔ | |||
| 25N | BS 4692 | ✔ | |||
| 25N | QQ-P-35 | ✔ | |||
| PHOSPHATE COATING | 25O | AMS 2480 | ✔ | ||
| 25O | AMS 2481 | ✔ | |||
| NDE | 35B | ASTM E 1417 | PENETRANT | ✔ | |
| 35C | ASTM E 1444 | MAG PARTICLE | ✔ | ||
| 35D | ASTM E 1742 | RADIOGRAPHY | ✔ | ||
| 35B1 | BS25691 | PRE-PENETRANT ETCH | ✔ | ||
| 35D | MIL-STD-453 | RADIOGRAPHY | ✔ | ||
| MIL-STD-867 | TEMPER ETCH (DOESN’T REQ APPROVAL) | ✔ | |||
