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) | 01-142-6276 (011426276) |
| NCB Code | USA (01) |
| Manufacturer | Sps Technologies Inc, Lisi Aerospace Canada Corp, J M Precision Inc, Valley Todeco Inc, Huck International Inc, Sonic Industries Inc, Deutsch Engineered Connecting De, Boeing Company The, Heartland Precision Fasteners In, Hi Shear Corporation, Alcoa Global Fasteners Inc |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| 109451-4-38 | sps technologies inc | bolt shoulder | RFQ |
| MB89-4-38 | lisi aerospace canada corp | bolt shoulder | RFQ |
| ST3M507-4-38 | j m precision inc | bolt shoulder | RFQ |
| ST3M507-4-38 | sps technologies inc | bolt shoulder | RFQ |
| VAL23608-4-38 | valley todeco inc | bolt shoulder | RFQ |
| BM17019-4-38Y | huck international inc | bolt shoulder | RFQ |
| S11-1062-4-38 | sonic industries inc | bolt shoulder | RFQ |
| BM17019-4-38Y | deutsch engineered connecting de | bolt shoulder | RFQ |
| ST3M507-4-38 | boeing company the | bolt shoulder | RFQ |
| HP5507-4-38 | heartland precision fasteners in | bolt shoulder | RFQ |
| MB89-4-38 | hi shear corporation | bolt shoulder | RFQ |
| VS3038-4-38 | alcoa global fasteners inc | bolt shoulder | RFQ |
| ST3M507-4-38 | alcoa global fasteners inc | bolt shoulder | RFQ |
| PBF1366-4-38 | sps technologies inc | bolt shoulder | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.371 INCHES MINIMUM AND 0.438 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 2.756 INCHES MINIMUM AND 2.803 INCHES MAXIMUM |
| AASK | HEAD STYLE | DOUBLE HEXAGON |
| AASU | HEAD HEIGHT | 0.154 INCHES MINIMUM AND 0.174 INCHES MAXIMUM |
| AATB | WIDTH BETWEEN FLATS | 0.439 INCHES MAXIMUM |
| AATN | SHOULDER DIAMETER | 0.2802 INCHES MINIMUM FIRST SHOULDER AND 0.2807 INCHES MAXIMUM FIRST SHOULDER |
| AATX | SHOULDER LENGTH | 2.365 INCHES MINIMUM FIRST SHOULDER AND 2.385 INCHES MAXIMUM FIRST SHOULDER |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| CWYB | SHOULDER SHAPE | ROUND FIRST SHOULDER |
| MATT | MATERIAL | STEEL COMP XM-13 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNJF |
| Relevant Components for NSN - 5306-01-142-6276, 5306011426276 | ||||
| 5365-00-981-3580 (5365009813580) | 5306-01-663-0372 (5306016630372) | 5330-00-259-1415 (5330002591415) | 5340-00-140-8006 (5340001408006) | |
| 5310-01-055-6080 (5310010556080) | 5340-01-571-9066 (5340015719066) | 5360-01-528-5575 (5360015285575) | 5340-01-254-4525 (5340012544525) | |
| 5310-01-456-0920 (5310014560920) | 5331-01-311-6975 (5331013116975) | 5330-00-147-6676 (5330001476676) | 5365-01-201-0770 (5365012010770) | |
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