| Item Name | Screw Cap Socket Head |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 00-728-1491 (007281491) |
| NCB Code | USA (00) |
| Manufacturer | Allied Signal Inc, Honeywell International Inc, Aero Stat Co |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASB | FASTENER LENGTH | 0.328 INCHES MINIMUM AND 0.373 INCHES MAXIMUM |
| AASK | HEAD STYLE | FLAT COUNTERSUNK UNDERCUT |
| AASU | HEAD HEIGHT | 0.050 INCHES NOMINAL |
| AAUM | LOCKING FEATURE | PELLET THREADS |
| CMLP | THREAD QUANTITY PER INCH | 32 |
| CQBC | MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH |
| CRSQ | COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| FEAT | SPECIAL FEATURES | FURNISHED W/1 POLYTETRAFLUOROETHYLENE WASHER AND 1 O RING |
| MATT | MATERIAL | STEEL OVERALL |
| AAJD | THREAD CLASS | 2A |
| AASA | THREAD LENGTH | 0.373 INCHES MAXIMUM |
| AASL | HEAD DIAMETER | 0.340 INCHES MINIMUM AND 0.375 INCHES MAXIMUM |
| ABQZ | INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |
| AHYM | NOMINAL THREAD DIAMETER | 0.138 INCHES |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNC |
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