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) | 01-526-7238 (015267238) |
| NCB Code | USA (01) |
| Manufacturer | Alcoa Global Fasteners Inc, Sps Technologies Inc, Federal Mogul Corporation, Lfc Industries Inc |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| VS3364C-5-37 | alcoa global fasteners inc | bolt shoulder | RFQ |
| AIC1699-5-37C | sps technologies inc | bolt shoulder | RFQ |
| 03A217-5-37C | federal mogul corporation | bolt shoulder | RFQ |
| BA0017AC3J5-37 | lfc industries inc | bolt shoulder | RFQ |
| 124231-5-37C | sps technologies inc | bolt shoulder | RFQ |
| PBF1480-5-37C | sps technologies inc | bolt shoulder | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.469 INCHES NOMINAL |
| AASB | FASTENER LENGTH | 1.889 INCHES MINIMUM AND 1.922 INCHES MAXIMUM |
| AASK | HEAD STYLE | DISHED HEXAGON |
| AASU | HEAD HEIGHT | 0.188 INCHES MINIMUM AND 0.203 INCHES MAXIMUM |
| AATB | WIDTH BETWEEN FLATS | 0.553 INCHES MINIMUM AND 0.564 INCHES MAXIMUM |
| AATN | SHOULDER DIAMETER | 0.3735 INCHES MINIMUM FIRST SHOULDER AND 0.3745 INCHES MAXIMUM FIRST SHOULDER |
| AATX | SHOULDER LENGTH | 2.313 INCHES NOMINAL FIRST SHOULDER |
| AHYM | NOMINAL THREAD DIAMETER | 0.3125 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 24 |
| CWYB | SHOULDER SHAPE | ROUND FIRST SHOULDER |
| MATT | MATERIAL | IRON ALLOY 660 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS5732 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| Relevant Components for NSN - 5306-01-526-7238, 5306015267238 | ||||
| 5305-01-642-0405 (5305016420405) | 5340-01-469-1045 (5340014691045) | 5315-01-562-5736 (5315015625736) | 5315-01-575-7397 (5315015757397) | |
| 5310-00-347-0214 (5310003470214) | 5320-01-073-2961 (5320010732961) | 5342-01-117-9590 (5342011179590) | 5355-00-201-5369 (5355002015369) | |
| 5305-01-321-3806 (5305013213806) | 5330-00-256-6918 (5330002566918) | 5365-01-625-0045 (5365016250045) | 5310-01-593-4780 (5310015934780) | |
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