AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Nut Self Locking Hexagon |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 00-050-3275 (000503275) |
| NCB Code | USA (00) |
| Manufacturer | Fitz Aerospace Llc, Harvard Industries Inc, Hobart Corporation, General Motors Corp, Eca Etablissement Central Des, Bae Systems Land And Armaments Inc, Fmc Corporation |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| 52NU066 | fitz aerospace llc | nut self locking hexagon | RFQ |
| 52NU066 | harvard industries inc | nut self locking hexagon | RFQ |
| 29U060 | hobart corporation | nut self locking hexagon | RFQ |
| 144178 | general motors corp | nut self locking hexagon | RFQ |
| 5310000503275 | eca etablissement central des | nut self locking hexagon | RFQ |
| P422 | bae systems land and armaments inc | nut self locking hexagon | RFQ |
| P422 | fmc corporation | nut self locking hexagon | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3B |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AAUM | LOCKING FEATURE | FREE-RUNNING ALL METAL DESIGN OR PREVAILING TORQUE ALL METAL DESIGN OR PREVAILING TORQUE WITH NONMETALLIC INSERT |
| ACTA | NUT STYLE | HEXAGON |
| ADEA | NUT HEIGHT | 0.547 INCHES NOMINAL |
| ASDB | WIDTH ACROSS FLATS | 0.688 INCHES NOMINAL |
| BZRR | THREAD SERIES | UNC |
| CMLP | THREAD QUANTITY PER INCH | 16 |
| CQJX | NOMINAL THREAD SIZE | 0.375 INCHES |
| MATT | MATERIAL | STEEL OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-633-CANC FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | CADMIUM OR ZINC OVERALL |
| Relevant Components for NSN - 5310-00-050-3275, 5310000503275 | ||||
| 5365-01-101-3819 (5365011013819) | 5305-01-006-9246 (5305010069246) | 5310-00-639-2818 (5310006392818) | 5310-01-332-9051 (5310013329051) | |
| 5330-01-399-2381 (5330013992381) | 5340-01-496-5144 (5340014965144) | 5342-00-326-6390 (5342003266390) | 5305-01-361-1154 (5305013611154) | |
| 5305-01-516-4729 (5305015164729) | 5330-15-007-8953 (5330150078953) | 5340-01-078-1350 (5340010781350) | 5310-01-471-5429 (5310014715429) | |
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