| PROCESS CODE | SPECIFICATION | DESCRIPTION | APPROVED | REMARKS |
|
| This approvals listing applies to Northrop Grumman Aerospace System (NGAS) | |||||
| ANODIZING | MIL-A-8625* | ANODIZE | ✔ | Program specific Northrop requirement for seal- * 5% sodium dichromate seal is required only when MIL-A-8625 Type II anodize is called out on any C-2, E-2, EA-6, EA-18 or E-8 (Jstars) eng. Dwgs | |
| CHEM FILM | MIL-DTL-5541 | Type I Only | ✔ | ||
| ETCH | GP 17G ( GP17G ) | PRE PEN. ETCH | ✔ | ||
| PASSIVATION | AMS 2700 | OF C.RES. STEEL | ✔ | ||
| ASTM A967 | ✔ | ||||
| AMS-QQ-P-35 | ✔ | ||||
| GSS7021 | ✔ | Limited to Passivation Only | |||
| CHEM MILL | GSS 26201* | ✔ | * RCI 038981 was dispositioned to allow use of alt. solution, excluding periodic analysis IAW supplier procedure 24 MF 10 (5/24/06) | ||
| NDE | ASTM E 1444 | MAG PARTICLE | ✔ | ||
| ASTM E 1417 | PENETRANT | ✔ | |||
| GT 23A ( GT23A ) | FPI | ✔ | |||
| NGT23K | MPI | ✔ | |||
| TESTING | ASTM B 117 | SALT SPRAY | ✔ | ||
| COATINGS | GSS 4310 | PRIMER | ✔ | ||
| GSS 4510 | COATING | ✔ | |||
| MIL-F-18264 | ORGANIC FINISHES | ✔ | |||
