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) | 01-285-8579 (012858579) |
| NCB Code | USA (01) |
| Manufacturer | Northrop Grumman Systems Corporation, Final Spin Enterprises Llc, Allmetal Screw Products Corp, Honeywell International Inc, Metric And Multistandard |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| 1808398-4 | northrop grumman systems corporation | washer lock | RFQ |
| 1808398-4 | final spin enterprises llc | washer lock | RFQ |
| 1808398 | northrop grumman systems corporation | washer lock | RFQ |
| 1808398-4 | allmetal screw products corp | washer lock | RFQ |
| 1808398-4 | honeywell international inc | washer lock | RFQ |
| 1808398-4 | metric and multistandard | washer lock | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAUB | HOLE DIAMETER | 5.1 MILLIMETERS MINIMUM AND 5.3 MILLIMETERS MAXIMUM |
| ABKV | OUTSIDE DIAMETER | 9.2 MILLIMETERS NOMINAL |
| ABPX | MATERIAL THICKNESS | 1.2 MILLIMETERS NOMINAL |
| CQFM | HARDNESS RATING | 35.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM |
| MATT | MATERIAL | STEEL CORROSION RESISTING OVERALL AND STEEL COMP 420 OVERALL |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | ASTM A360-78 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| STYL | STYLE DESIGNATOR | SPLIT HELICAL-RIGHT HAND |
| Relevant Components for NSN - 5310-01-285-8579, 5310012858579 | ||||
| 5305-00-825-1285 (5305008251285) | 5315-01-177-1845 (5315011771845) | 5340-01-536-0624 (5340015360624) | 5330-01-398-3824 (5330013983824) | |
| 5365-00-602-2520 (5365006022520) | 5340-01-658-6711 (5340016586711) | 5306-00-488-7520 (5306004887520) | 5310-00-443-4905 (5310004434905) | |
| 5305-00-579-4230 (5305005794230) | 5306-01-488-3599 (5306014883599) | 5340-01-429-0378 (5340014290378) | 5305-01-208-9074 (5305012089074) | |
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