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) | 01-125-4135 (011254135) |
| NCB Code | USA (01) |
| Manufacturer | Meggitt Aircraft Braking Systems |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.571 INCHES NOMINAL |
| AASB | FASTENER LENGTH | 4.015 INCHES NOMINAL |
| AASK | HEAD STYLE | HEXAGON |
| AASU | HEAD HEIGHT | 0.180 INCHES NOMINAL |
| AATB | WIDTH BETWEEN FLATS | 0.500 INCHES NOMINAL |
| AAUR | GRIP DIAMETER | 0.250 INCHES NOMINAL |
| AAUY | POINT LENGTH | 0.050 INCHES NOMINAL |
| ABQJ | POINT STYLE | FLAT |
| AGAV | END ITEM IDENTIFICATION | HU-25 MAIN LANDING GEAR BRAKING SYSTEM |
| AHYM | NOMINAL THREAD DIAMETER | 0.154 INCHES |
| ANEE | GRIP LENGTH | 0.339 INCHES NOMINAL |
| CMLP | THREAD QUANTITY PER INCH | 24 |
| CWDK | POINT CHAMFER ANGLE | 45.0 DEGREES NOMINAL |
| HUES | COLOR | BLACK OVERALL |
| MATT | MATERIAL | STEEL OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-B-117 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | NICKEL OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNJF |
| Relevant Components for NSN - 5306-01-125-4135, 5306011254135 | ||||
| 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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