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) | 00-922-8999 (009228999) |
| NCB Code | USA (00) |
| Manufacturer | Sps Technologies Inc, United Technologies Corporation, Turbo Power And Marine System Inc, Chandler Products, Monogram Aerospace Fasteners Inc, Valad Electric Heating Corp |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| 492909 | sps technologies inc | bolt shoulder | RFQ |
| 492909 | united technologies corporation | bolt shoulder | RFQ |
| 492909 | turbo power and marine system inc | bolt shoulder | RFQ |
| 492909 | chandler products | bolt shoulder | RFQ |
| 492909 | monogram aerospace fasteners inc | bolt shoulder | RFQ |
| 492909 | valad electric heating corp | bolt shoulder | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.530 INCHES MINIMUM AND 0.540 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 1.620 INCHES MINIMUM AND 1.640 INCHES MAXIMUM |
| AASK | HEAD STYLE | DOUBLE HEXAGON W/HOLE |
| AASU | HEAD HEIGHT | 0.480 INCHES MINIMUM AND 0.500 INCHES MAXIMUM |
| AATB | WIDTH BETWEEN FLATS | 0.492 INCHES MINIMUM AND 0.502 INCHES MAXIMUM |
| AATC | EXTENDED WASHER DIAMETER | 0.678 INCHES MINIMUM AND 0.698 INCHES MAXIMUM |
| AATD | EXTENDED WASHER THICKNESS | 0.110 INCHES MINIMUM AND 0.120 INCHES MAXIMUM |
| AATN | SHOULDER DIAMETER | 0.4350 INCHES MINIMUM FIRST SHOULDER AND 0.4360 INCHES MAXIMUM FIRST SHOULDER |
| AATX | SHOULDER LENGTH | 1.080 INCHES MINIMUM FIRST SHOULDER AND 1.090 INCHES MAXIMUM FIRST SHOULDER |
| AAWB | SHANK UNTHREADED HOLE DIAMETER | 0.094 INCHES MINIMUM FIRST HOLE AND 0.101 INCHES MAXIMUM FIRST HOLE |
| AHYM | NOMINAL THREAD DIAMETER | 0.375 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 24 |
| CQFM | HARDNESS RATING | 30.0 ROCKWELL C MINIMUM OVERALL AND 38.0 ROCKWELL C MAXIMUM OVERALL |
| CRZS | DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 1.472 INCHES MINIMUM FIRST HOLE AND 1.502 INCHES MAXIMUM FIRST HOLE |
| CWYB | SHOULDER SHAPE | ROUND FIRST SHOULDER |
| MATT | MATERIAL | STEEL CORROSION RESISTING OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5616 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNJF |
| Relevant Components for NSN - 5306-00-922-8999, 5306009228999 | ||||
| 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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