| Item Name | Screw Cap Socket Head |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 01-587-5149 (015875149) |
| NCB Code | USA (01) |
| Manufacturer | Ajax Tocco Magnethermic Corporation, Risk Industries Llc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AASK | Head Style | FLAT CHAMFER |
| AHYM | Nominal Thread Diameter | 0.625 INCHES |
| CXCY | Part Name Assigned By Controlling Agency | SOCKET HEAD CAP SCREW |
| AAJF | Thread Direction | RIGHT-HAND |
| THSD | Thread Series Designator | UNC |
| ABQZ | Internal Drive Style | HEXAGON |
| ASDB | Width Across Flats | 0.500 INCHES NOMINAL |
| AAJD | Thread Class | 2A |
| AASL | Head Diameter | 0.921 INCHES MINIMUM AND 0.938 INCHES MAXIMUM |
| SFTT | Surface Treatment | ZINC OVERALL |
| AASB | Fastener Length | 3.250 INCHES NOMINAL |
| CMLP | Thread Quantity Per Inch | 11 |
| AASA | Thread Length | 1.500 INCHES NOMINAL |
| MRC | Decoded Requirement | Clear Text Reply |
| AASU | Head Height | 0.616 INCHES MINIMUM AND 0.625 INCHES MAXIMUM |
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