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) | 01-508-8922 (015088922) |
| NCB Code | USA (01) |
| Manufacturer | Klein Marine Systems Inc, L 3 Communications Corporation, Din Deutsches Institut, L 3 Communications Oceania Pty Ltd |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAUB | HOLE DIAMETER | 10.7 MILLIMETERS NOMINAL |
| ABKV | OUTSIDE DIAMETER | 18.1 MILLIMETERS NOMINAL |
| ABPX | MATERIAL THICKNESS | 2.2 MILLIMETERS NOMINAL |
| AGAV | III END ITEM IDENTIFICATION | SQH-4B TOWFISH; MRAP - M-ATV DV178 |
| CQFM | HARDNESS RATING | 85.0 ROCKWELL B NOMINAL |
| FEAT | SPECIAL FEATURES | CATALOG CALLS THIS: METRIC SPRING - DIN 127B LOCK WASHER |
| MATT | MATERIAL | STEEL COMP 316 OVERALL |
| STYL | STYLE DESIGNATOR | SPLIT HELICAL-RIGHT HAND |
| Relevant Components for NSN - 5310-01-508-8922, 5310015088922 | ||||
| 5355-00-582-7370 (5355005827370) | 5340-01-492-4288 (5340014924288) | 5340-00-523-3711 (5340005233711) | 5330-01-275-9444 (5330012759444) | |
| 5340-01-238-2053 (5340012382053) | 5365-01-693-2245 (5365016932245) | 5331-01-258-8240 (5331012588240) | 5365-01-672-1629 (5365016721629) | |
| 5365-01-432-4280 (5365014324280) | 5365-01-654-1906 (5365016541906) | 5340-01-451-0804 (5340014510804) | 5340-01-489-6012 (5340014896012) | |
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