| Item Name | Screw Shoulder |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 01-651-2855 (016512855) |
| NCB Code | USA (01) |
| Manufacturer | Sargent Fletcher Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AASK | Head Style | FLAT CHAMFER |
| MDCL | Material Document And Classification | AMS5643 ASSN STD ALL MATERIAL RESPONSES OVERALL |
| AHYM | Nominal Thread Diameter | 0.1380 INCHES |
| MATT | Material | STEEL CORROSION RESISTING OVERALL |
| MRC | Decoded Requirement | Clear Text Reply |
| CMLP | Thread Quantity Per Inch | 32 |
| AASB | Fastener Length | 0.418 INCHES MINIMUM AND 0.422 INCHES MAXIMUM |
| AASL | Head Diameter | 0.256 INCHES MINIMUM AND 0.258 INCHES MAXIMUM |
| SFTT | Surface Treatment | PASSIVATE OVERALL |
| AASA | Thread Length | 0.380 INCHES MINIMUM AND 0.382 INCHES MAXIMUM |
| ABQZ | Internal Drive Style | SLOT |
| AAJF | Thread Direction | RIGHT-HAND |
| THSD | Thread Series Designator | UNC |
| AASU | Head Height | 0.058 INCHES MINIMUM AND 0.062 INCHES MAXIMUM |
| AAJD | Thread Class | 3A |
| CSYT | Chamfer Angle | 20.0 DEGREES NOMINAL |
| STDC | Surface Treatment Document And Classification | ASTM-A967 ASSN STD ALL TREATMENT RESPONSES OVERALL |
| Relevant Components for NSN - 5305-01-651-2855, 5305016512855 | ||||
| 5315-01-392-6539 (5315013926539) | 5305-00-370-0922 (5305003700922) | 5330-00-108-1053 (5330001081053) | 5305-00-282-3260 (5305002823260) | |
| 5310-00-825-0783 (5310008250783) | 5365-01-200-6930 (5365012006930) | 5340-01-352-9365 (5340013529365) | 5330-01-231-5219 (5330012315219) | |
| 5331-01-452-9668 (5331014529668) | 5305-00-151-8683 (5305001518683) | 5320-00-323-6041 (5320003236041) | 5330-00-516-3829 (5330005163829) | |
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