AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Bolt Close Tolerance |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5306 Bolts |
| National Item Identification Number (NIIN) | 01-483-2931 (014832931) |
| NCB Code | USA (01) |
| Manufacturer | Aeronautical Standards Group |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAUR | Grip Diameter | 0.4362 INCHES MINIMUM AND 0.4367 INCHES MAXIMUM |
| MATT | Material | STEEL CORROSION RESISTING OVERALL |
| ANEE | Grip Length | 0.422 INCHES MINIMUM AND 0.454 INCHES MAXIMUM |
| AAJD | Thread Class | 3A |
| MRC | Decoded Requirement | Clear Text Reply |
| AATB | Width Between Flats | 0.615 INCHES MINIMUM AND 0.627 INCHES MAXIMUM |
| AASK | Head Style | HEXAGON |
| THSD | Thread Series Designator | UNF |
| AASB | Fastener Length | 1.078 INCHES MINIMUM AND 1.125 INCHES MAXIMUM |
| SFTT | Surface Treatment | PASSIVATE OVERALL |
| AASA | Thread Length | 0.656 INCHES NOMINAL |
| CMLP | Thread Quantity Per Inch | 20 |
| AAJF | Thread Direction | RIGHT-HAND |
| AASU | Head Height | 0.234 INCHES MINIMUM AND 0.266 INCHES MAXIMUM |
| AHYM | Nominal Thread Diameter | 0.438 INCHES |
| Relevant Components for NSN - 5306-01-483-2931, 5306014832931 | ||||
| 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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