| Item Name | Screw Machine |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 00-271-5261 (002715261) |
| NCB Code | USA (00) |
| Manufacturer | Navair And Navsea Managed, Lockheed Martin Corporation |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.219 INCHES MINIMUM |
| AASB | FASTENER LENGTH | 0.406 INCHES NOMINAL |
| AASK | HEAD STYLE | ROUND WITH WRENCH FLATS |
| AASL | HEAD DIAMETER | 0.281 INCHES NOMINAL |
| AASU | HEAD HEIGHT | 0.156 INCHES NOMINAL |
| AATB | WIDTH BETWEEN FLATS | 0.213 INCHES MINIMUM AND 0.216 INCHES MAXIMUM |
| AHYM | NOMINAL THREAD DIAMETER | 0.099 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 56 |
| CYAU | SCREW MATERIAL | STEEL COMP 4140H |
| CYAW | SCREW MATERIAL DOCUMENT AND CLASSIFICATION | STM A322 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM A331 ASSN STD SINGLE MATERIAL RESPONSE |
| CYBA | SCREW SURFACE TREATMENT | CADMIUM |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| Relevant Components for NSN - 5305-00-271-5261, 5305002715261 | ||||
| 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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