AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Screw Shoulder |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 00-150-3364 (001503364) |
| NCB Code | USA (00) |
| Manufacturer | Lockheed Martin Corporation, Sps Technologies Inc, Alcoa Global Fasteners Inc |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| C4533-6-4 | lockheed martin corporation | screw shoulder | RFQ |
| AIC4533-6-4 | sps technologies inc | screw shoulder | RFQ |
| VT1658-6-4 | alcoa global fasteners inc | screw shoulder | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.316 INCHES MINIMUM |
| AASB | FASTENER LENGTH | 1.306 INCHES MINIMUM AND 1.336 INCHES MAXIMUM |
| AASK | HEAD STYLE | FLAT CHAMFER |
| AASL | HEAD DIAMETER | 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM |
| AASU | HEAD HEIGHT | 0.080 INCHES MINIMUM AND 0.090 INCHES MAXIMUM |
| AAWB | SHANK UNTHREADED HOLE DIAMETER | 0.076 INCHES MINIMUM FIRST HOLE AND 0.086 INCHES MAXIMUM FIRST HOLE |
| ABQZ | INTERNAL DRIVE STYLE | OFFSET CRUCIFORM (TORQUE SET) |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| CRZS | DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 1.190 INCHES MINIMUM FIRST HOLE AND 1.220 INCHES MAXIMUM FIRST HOLE |
| FEAT | SPECIAL FEATURES | SHOULDER 16 MICROINCH FINISH |
| MATT | MATERIAL | STEEL COMP H11 OVERALL |
| SFTT | SURFACE TREATMENT | CADMIUM GRIP |
| SFTT | SURFACE TREATMENT | CADMIUM HEAD |
| SFTT | SURFACE TREATMENT | CADMIUM THREADS |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | NAS672 ASSN STD SINGLE TREATMENT RESPONSE GRIP |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | NAS672 ASSN STD SINGLE TREATMENT RESPONSE HEAD |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | NAS672 ASSN STD SINGLE TREATMENT RESPONSE THREADS |
| THSD | THREAD SERIES DESIGNATOR | UNJF |
| Relevant Components for NSN - 5305-00-150-3364, 5305001503364 | ||||
| 5305-01-642-0405 (5305016420405) | 5340-01-469-1045 (5340014691045) | 5315-01-562-5736 (5315015625736) | 5315-01-575-7397 (5315015757397) | |
| 5310-00-347-0214 (5310003470214) | 5320-01-073-2961 (5320010732961) | 5342-01-117-9590 (5342011179590) | 5355-00-201-5369 (5355002015369) | |
| 5305-01-321-3806 (5305013213806) | 5330-00-256-6918 (5330002566918) | 5365-01-625-0045 (5365016250045) | 5310-01-593-4780 (5310015934780) | |
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