| 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) | 00-857-5559 (008575559) |
| NCB Code | USA (00) |
| Manufacturer | Arconic Global Fasteners And Rings, Fitz Aerospace Llc, Military Standards Corp, Sps Technologies Inc, Satair Usa Inc, National Aerospace Standards Com, Lamsco West Inc, Harvard Industries Inc |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| H55-5 | arconic global fasteners and rings | nut self locking hexagon | RFQ |
| RM1801-054 | fitz aerospace llc | nut self locking hexagon | RFQ |
| MS21045L5 | military standards corp | nut self locking hexagon | RFQ |
| SPS28GH524 | sps technologies inc | nut self locking hexagon | RFQ |
| H55-5 | satair usa inc | nut self locking hexagon | RFQ |
| 28FH-524 | sps technologies inc | nut self locking hexagon | RFQ |
| SL2374-5 | sps technologies inc | nut self locking hexagon | RFQ |
| MS21045L5 | national aerospace standards com | nut self locking hexagon | RFQ |
| YE3201 | lamsco west inc | nut self locking hexagon | RFQ |
| RM1801-054 | harvard industries inc | nut self locking hexagon | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ASDB | WIDTH ACROSS FLATS | 0.492 INCHES MINIMUM AND 0.502 INCHES MAXIMUM |
| AZKQ | TEMP RATING | 450.0 DEG FAHRENHEIT NOMINAL |
| BZRR | THREAD SERIES | UNJF |
| CQJX | NOMINAL THREAD SIZE | 0.312 INCHES |
| CSXL | BEARING SURFACE FINISH | 125.0 MICROINCHES |
| AAJD | THREAD CLASS | 3B |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AAUM | LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |
| ABAJ | LUBRICATION | DRY FILM LUBRICANT |
| ACTA | NUT STYLE | HEXAGON |
| ADEA | NUT HEIGHT | 0.271 INCHES MINIMUM AND 0.360 INCHES MAXIMUM |
| AGAV | END ITEM IDENTIFICATION | HIGH-MOBILITY ARTILLERY ROCKET SYSTEM (HIMARS) |
| CMLP | THREAD QUANTITY PER INCH | 24 |
| CRSQ | COUNTERSINK ANGLE | 88.0 DEGREES NOMINAL NUT |
| CRTM | BEARING SURFACE TYPE | CHAMFERED |
| MATT | MATERIAL | STEEL OVERALL |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Relevant Components for NSN - 5310-00-857-5559, 5310008575559 | ||||
| 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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