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) | 01-031-8441 (010318441) |
| NCB Code | USA (01) |
| Manufacturer | Lockheed Martin Librascope, Nylok Corporation, Navair And Navsea Managed, Longlok Fasteners Corporation |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| H659170605 | lockheed martin librascope | screw cap socket head | RFQ |
| NM160CR632K5B0 | nylok corporation | screw cap socket head | RFQ |
| 1225427-55 | navair and navsea managed | screw cap socket head | RFQ |
| M60CR632-5B0 | nylok corporation | screw cap socket head | RFQ |
| LP56U62J5M | longlok fasteners corporation | screw cap socket head | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.095 INCHES MINIMUM AND 0.188 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 0.157 INCHES MINIMUM AND 0.188 INCHES MAXIMUM |
| AASK | HEAD STYLE | FLAT CHAMFER |
| AASL | HEAD DIAMETER | 0.221 INCHES MINIMUM AND 0.226 INCHES MAXIMUM |
| AASU | HEAD HEIGHT | 0.134 INCHES MINIMUM AND 0.138 INCHES MAXIMUM |
| AAUM | LOCKING FEATURE | STRIP THREADS |
| ABQZ | INTERNAL DRIVE STYLE | HEXAGON |
| AHYM | NOMINAL THREAD DIAMETER | 0.138 INCHES |
| ASDB | WIDTH ACROSS FLATS | 0.095 INCHES NOMINAL |
| CMLP | THREAD QUANTITY PER INCH | 32 |
| HUES | COLOR | BLACK FASTENER |
| MATT | MATERIAL | PLASTIC POLYAMIDE LOCKING FEATURE |
| MATT | MATERIAL | STEEL COMP 302 FASTENER OR STEEL COMP 304 FASTENER OR STEEL COMP 305 FASTENER OR STEEL COMP 316 FASTENER OR STEEL COMP 384 FASTENER OR STEEL COMP XM-7 FASTENER |
| SFTT | SURFACE TREATMENT | OXIDE FASTENER |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-13924 CL 2 MIL SPEC SINGLE TREATMENT RESPONSE FASTENER |
| THSD | THREAD SERIES DESIGNATOR | UNC |
| Relevant Components for NSN - 5305-01-031-8441, 5305010318441 | ||||
| 5365-00-981-3580 (5365009813580) | 5306-01-663-0372 (5306016630372) | 5330-00-259-1415 (5330002591415) | 5340-00-140-8006 (5340001408006) | |
| 5310-01-055-6080 (5310010556080) | 5340-01-571-9066 (5340015719066) | 5360-01-528-5575 (5360015285575) | 5340-01-254-4525 (5340012544525) | |
| 5310-01-456-0920 (5310014560920) | 5331-01-311-6975 (5331013116975) | 5330-00-147-6676 (5330001476676) | 5365-01-201-0770 (5365012010770) | |
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