AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Nut Self Locking Castellated Hex |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 00-034-1000 (000341000) |
| NCB Code | USA (00) |
| Manufacturer | Valcor Engineering Corp |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3B |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AAUM | LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |
| ABAJ | LUBRICATION | SOLUBLE LUBRICANT |
| ACTA | NUT STYLE | CASTELLATED,HEXAGON |
| ADEA | NUT HEIGHT | 0.172 INCHES MINIMUM AND 0.188 INCHES MAXIMUM |
| ASDB | WIDTH ACROSS FLATS | 0.365 INCHES MINIMUM AND 0.377 INCHES MAXIMUM |
| AZKQ | TEMP RATING | 550.0 DEG FAHRENHEIT NOMINAL |
| BZRR | THREAD SERIES | UNF |
| CMLP | THREAD QUANTITY PER INCH | 32 |
| CQJX | NOMINAL THREAD SIZE | 0.190 INCHES |
| CRTM | BEARING SURFACE TYPE | CHAMFERED |
| CSXL | BEARING SURFACE FINISH | 125.0 MICROINCHES |
| FEAT | SPECIAL FEATURES | CORNERS ROUNDED TO 0.406 DIAMETER |
| MATT | MATERIAL | STEEL CORROSION RESISTING OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | 18-8,FSC-56878 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| Relevant Components for NSN - 5310-00-034-1000, 5310000341000 | ||||
| 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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