AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Setscrew |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 01-454-4449 (014544449) |
| NCB Code | USA (01) |
| Manufacturer | Federal Specifications, Electric Boat Corporation |
| MRC | Criteria | Characteristic |
|---|---|---|
| MDCL | Material Document And Classification | FED-STD66 FED STD SINGLE MATERIAL RESPONSE FASTENER |
| ABQJ | Point Style | CUP |
| AASK | Head Style | HEADLESS (SETSCREW) |
| MRC | Decoded Requirement | Clear Text Reply |
| MATT | Material | STEEL CORROSION RESISTING FASTENER |
| CMLP | Thread Quantity Per Inch | 20 |
| ABQZ | Internal Drive Style | HEXAGON |
| AHYM | Nominal Thread Diameter | 0.250 INCHES |
| THSD | Thread Series Designator | UNRC |
| AAJF | Thread Direction | RIGHT-HAND |
| MATT | Material | PLASTIC POLYAMIDE LOCKING FEATURE |
| ASDB | Width Across Flats | 0.125 INCHES NOMINAL |
| ZZZT | Nondefinitive Spec/Std Data | 1 TYPE AND 4 STYLE |
| AAUM | Locking Feature | PATCH THREADS OR PELLET THREADS OR STRIP THREADS |
| AAJD | Thread Class | 3A |
| AASB | Fastener Length | 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM |
| Relevant Components for NSN - 5305-01-454-4449, 5305014544449 | ||||
| 5320-01-311-2514 (5320013112514) | 5365-01-606-7886 (5365016067886) | 5310-01-687-5946 (5310016875946) | 5331-01-345-2325 (5331013452325) | |
| 5331-01-137-6352 (5331011376352) | 5340-01-677-5187 (5340016775187) | 5310-01-215-1121 (5310012151121) | 5330-01-558-9303 (5330015589303) | |
| 5320-01-007-1870 (5320010071870) | 5365-00-542-0989 (5365005420989) | 5305-01-279-0723 (5305012790723) | 5315-01-181-8363 (5315011818363) | |
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