AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Washer Lock |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 00-275-5215 (002755215) |
| NCB Code | USA (00) |
| Manufacturer | Aeronautical Standards Group, Navair And Navsea Managed, Eca Etablissement Central Des, Lockheed Martin Corporation |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAUB | HOLE DIAMETER | 0.194 INCHES MINIMUM AND 0.205 INCHES MAXIMUM |
| ABKV | OUTSIDE DIAMETER | 0.323 INCHES MAXIMUM |
| ABPX | MATERIAL THICKNESS | 0.040 INCHES MINIMUM AND 0.046 INCHES MAXIMUM |
| HUES | COLOR | BLACK OVERALL |
| MATT | MATERIAL | COPPER ALLOY OVERALL |
| SFTT | SURFACE TREATMENT | OXIDE FILM OVERALL |
| STYL | STYLE DESIGNATOR | SPLIT HELICAL-RIGHT HAND |
| ZZZT | NONDEFINITIVE SPEC/STD DATA | E CLASS AND 1 STYLE AND 10 SIZE |
| ZZZW | DEPARTURE FROM CITED DOCUMENT | AS MODIFIED BY SURFACE TREATMENT |
| Relevant Components for NSN - 5310-00-275-5215, 5310002755215 | ||||
| 5305-01-642-0405 (5305016420405) | 5340-01-469-1045 (5340014691045) | 5315-01-562-5736 (5315015625736) | 5315-01-575-7397 (5315015757397) | |
| 5310-00-347-0214 (5310003470214) | 5320-01-073-2961 (5320010732961) | 5342-01-117-9590 (5342011179590) | 5355-00-201-5369 (5355002015369) | |
| 5305-01-321-3806 (5305013213806) | 5330-00-256-6918 (5330002566918) | 5365-01-625-0045 (5365016250045) | 5310-01-593-4780 (5310015934780) | |
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