AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Bolt Shoulder |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5306 Bolts |
| National Item Identification Number (NIIN) | 00-828-0044 (008280044) |
| NCB Code | USA (00) |
| Manufacturer | Blanc Aero Industries Uk Ltd, Sonic Industries Inc, Caprice Engineering Company Inc, Kirkhill Aircraft Parts Co, Lockheed Martin Corporation, Aero Engineering And Manufacturing |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| 727381-1 | blanc aero industries uk ltd | bolt shoulder | RFQ |
| 727381-1 | sonic industries inc | bolt shoulder | RFQ |
| 727381-1 | caprice engineering company inc | bolt shoulder | RFQ |
| 727381-1 | kirkhill aircraft parts co | bolt shoulder | RFQ |
| 727381-1 | lockheed martin corporation | bolt shoulder | RFQ |
| 727381-1 | aero engineering and manufacturing | bolt shoulder | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AASK | HEAD STYLE | HEXAGON |
| AATB | WIDTH BETWEEN FLATS | 0.562 INCHES NOMINAL |
| AATN | SHOULDER DIAMETER | 0.3732 INCHES MINIMUM FIRST SHOULDER AND 0.3742 INCHES MAXIMUM FIRST SHOULDER |
| AATX | SHOULDER LENGTH | 1.985 INCHES NOMINAL FIRST SHOULDER |
| AAWB | SHANK UNTHREADED HOLE DIAMETER | 0.075 INCHES MINIMUM FIRST HOLE AND 0.080 INCHES MAXIMUM FIRST HOLE |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| CRZS | DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 2.155 INCHES NOMINAL FIRST HOLE |
| MATT | MATERIAL | STEEL OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.350 INCHES MINIMUM |
| AASB | FASTENER LENGTH | 2.335 INCHES NOMINAL |
| AASU | HEAD HEIGHT | 0.188 INCHES NOMINAL |
| CWYB | SHOULDER SHAPE | ROUND FIRST SHOULDER |
| SFTT | SURFACE TREATMENT | NICKEL OVERALL |
| Relevant Components for NSN - 5306-00-828-0044, 5306008280044 | ||||
| 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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