| Item Name | Nut Plain Round |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 00-639-4108 (006394108) |
| NCB Code | USA (00) |
| Manufacturer | Amphenol Corporation, Unison Industries Llc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 2B |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AAWY | COUNTERBORE DIAMETER | 0.760 INCHES MINIMUM NUT AND 0.770 INCHES MAXIMUM NUT |
| ACTA | NUT STYLE | ROUND |
| ACTD | NUT DIAMETER | 1.115 INCHES MINIMUM AND 1.135 INCHES MAXIMUM |
| ADBG | NUT THICKNESS | 0.224 INCHES MINIMUM AND 0.244 INCHES MAXIMUM |
| ADFK | NUT COUNTERBORE DEPTH | 0.052 INCHES MINIMUM NUT AND 0.072 INCHES MAXIMUM NUT |
| ASDB | WIDTH ACROSS FLATS | 0.928 INCHES MINIMUM AND 0.948 INCHES MAXIMUM |
| BZRR | THREAD SERIES | UNEF |
| CMLP | THREAD QUANTITY PER INCH | 20 |
| CQJX | NOMINAL THREAD SIZE | 0.750 INCHES |
| MATT | MATERIAL | STEEL CORROSION RESISTING OVERALL |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| Relevant Components for NSN - 5310-00-639-4108, 5310006394108 | ||||
| 5320-01-093-5687 (5320010935687) | 5340-00-286-8500 (5340002868500) | 5310-00-797-4430 (5310007974430) | 5331-01-548-6940 (5331015486940) | |
| 5340-01-389-2408 (5340013892408) | 5340-01-499-3481 (5340014993481) | 5310-01-418-9739 (5310014189739) | 5320-01-419-8697 (5320014198697) | |
| 5340-01-681-6722 (5340016816722) | 5340-01-620-4639 (5340016204639) | 5340-01-481-2087 (5340014812087) | 5331-01-097-0869 (5331010970869) | |
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