AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Screw Cap Socket Head |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 01-446-2591 (014462591) |
| NCB Code | USA (01) |
| Manufacturer | Certanium Alloys And Research Co |
| MRC | Criteria | Characteristic |
|---|---|---|
| CQBC | Minimum Tensile Strength | 220000 POUNDS PER SQUARE INCH |
| CXCY | Part Name Assigned By Controlling Agency | SUPERTANIUM HEX HEAD CAP SCREW |
| AASK | Head Style | FLAT FILLISTER |
| MATT | Material | STEEL CORROSION RESISTING OVERALL |
| CMLP | Thread Quantity Per Inch | 18 |
| SFTT | Surface Treatment | PASSIVATE OVERALL |
| ABQZ | Internal Drive Style | HEXAGON |
| AASB | Fastener Length | 1.000 INCHES NOMINAL |
| AASL | Head Diameter | 0.460 INCHES NOMINAL |
| AGAV | End Item Identification | NON AIRCRAFT. ITEM USED ON SUPPORT FIXTURES |
| FEAT | Special Features | THIS ITEM CONTAINS ALLOY STEEL SPECIFICALLY PROCESSED FOR MAXIMUM RESISTANCE TO STRESS CORROSION |
| AAJF | Thread Direction | RIGHT-HAND |
| AHYM | Nominal Thread Diameter | 0.300 INCHES |
| THSD | Thread Series Designator | UNJC |
| AASA | Thread Length | 1.000 INCHES NOMINAL |
| ASDB | Width Across Flats | 0.250 INCHES NOMINAL |
| MRC | Decoded Requirement | Clear Text Reply |
| AAJD | Thread Class | 3A |
| AASU | Head Height | 0.300 INCHES NOMINAL |
| Relevant Components for NSN - 5305-01-446-2591, 5305014462591 | ||||
| 5340-01-131-8536 (5340011318536) | 5306-01-438-9363 (5306014389363) | 5306-00-839-1951 (5306008391951) | 5330-00-854-3797 (5330008543797) | |
| 5330-99-729-7553 (5330997297553) | 5306-01-710-7805 (5306017107805) | 5310-01-125-4124 (5310011254124) | 5315-01-514-6048 (5315015146048) | |
| 5306-00-009-5138 (5306000095138) | 5340-01-575-9010 (5340015759010) | 5305-00-130-4358 (5305001304358) | 5310-01-513-5337 (5310015135337) | |
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