| Item Name | Nut Plain Assembled Washer |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 00-181-6122 (001816122) |
| NCB Code | USA (00) |
| Manufacturer | Military Standards Corp, Nimikkeistokeskus Ncb Finland, Harvard Industries Inc, Fitz Aerospace Llc, Federal Specifications |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| MS21244-6 | military standards corp | nut plain assembled washer | RFQ |
| 10116628 | nimikkeistokeskus ncb finland | nut plain assembled washer | RFQ |
| 9770-6 | harvard industries inc | nut plain assembled washer | RFQ |
| 9770-6 | fitz aerospace llc | nut plain assembled washer | RFQ |
| FF-N-836 | federal specifications | nut plain assembled washer | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3B |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AAVX | WASHER OUTSIDE DIAMETER | 0.680 INCHES MINIMUM AND 0.710 INCHES MAXIMUM |
| AAWY | COUNTERBORE DIAMETER | 0.450 INCHES MINIMUM NUT AND 0.460 INCHES MAXIMUM NUT |
| ABKW | OVERALL HEIGHT | 0.442 INCHES MINIMUM AND 0.482 INCHES MAXIMUM |
| ACTA | NUT STYLE | FLAT WITH TURNED BACK EDGE |
| ADFK | NUT COUNTERBORE DEPTH | 0.218 INCHES MINIMUM NUT AND 0.238 INCHES MAXIMUM NUT |
| ASDB | WIDTH ACROSS FLATS | 0.553 INCHES MINIMUM AND 0.564 INCHES MAXIMUM |
| AZKQ | TEMP RATING | 450.0 DEG FAHRENHEIT MAXIMUM |
| BZRR | THREAD SERIES | UNJF |
| CMLP | THREAD QUANTITY PER INCH | 24 |
| CQJX | NOMINAL THREAD SIZE | 0.375 INCHES |
| CSXL | BEARING SURFACE FINISH | 125.0 MICROINCHES |
| MATT | MATERIAL | STEEL NUT |
| MATT | MATERIAL | STEEL WASHER |
| SFTT | SURFACE TREATMENT | CADMIUM NUT |
| SFTT | SURFACE TREATMENT | PASSIVATE WASHER |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE WASHER |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TYPE 2 CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE NUT |
| ZZZT | NONDEFINITIVE SPEC/STD DATA | A GRADE |
| Relevant Components for NSN - 5310-00-181-6122, 5310001816122 | ||||
| 5320-01-318-6843 (5320013186843) | 5340-01-557-4760 (5340015574760) | 5340-00-336-3776 (5340003363776) | 5340-01-560-8528 (5340015608528) | |
| 5330-01-684-2979 (5330016842979) | 5310-01-185-8686 (5310011858686) | 5360-00-394-4491 (5360003944491) | 5320-01-267-6376 (5320012676376) | |
| 5315-00-432-8021 (5315004328021) | 5315-01-271-9296 (5315012719296) | 5340-01-353-1927 (5340013531927) | 5320-01-413-1816 (5320014131816) | |
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