| Item Name | Bolt Shoulder |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5306 Bolts |
| National Item Identification Number (NIIN) | 01-470-6629 (014706629) |
| NCB Code | USA (01) |
| Manufacturer | National Aerospace Standards Com |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| NAS1297-4D12 | national aerospace standards com | bolt shoulder | 80205 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | Thread Class | 3A |
| AASK | Head Style | HEXAGON |
| AASB | Fastener Length | 1.203 INCHES MINIMUM AND 1.243 INCHES MAXIMUM |
| SFTT | Surface Treatment | CADMIUM OVERALL |
| AATB | Width Between Flats | 0.490 INCHES MINIMUM AND 0.502 INCHES MAXIMUM |
| CMLP | Thread Quantity Per Inch | 28 |
| AATN | Shoulder Diameter | 0.309 INCHES MINIMUM FIRST SHOULDER AND 0.312 INCHES MAXIMUM FIRST SHOULDER |
| MATT | Material | STEEL OVERALL |
| THSD | Thread Series Designator | UNJF |
| AASU | Head Height | 0.172 INCHES MINIMUM AND 0.204 INCHES MAXIMUM |
| CWYB | Shoulder Shape | ROUND OVERALL |
| AAJF | Thread Direction | RIGHT-HAND |
| AATX | Shoulder Length | 0.760 INCHES NOMINAL GRIP |
| MRC | Decoded Requirement | Clear Text Reply |
| CRZS | Distance From Head Largest Bearing Surface To Shank Hole Center | 1.025 INCHES MINIMUM FIRST HOLE AND 1.065 INCHES MAXIMUM FIRST HOLE |
| AHYM | Nominal Thread Diameter | 0.250 INCHES |
| Relevant Components for NSN - 5306-01-470-6629, 5306014706629 | ||||
| 5320-01-093-5687 (5320010935687) | 5340-00-286-8500 (5340002868500) | 5310-00-797-4430 (5310007974430) | 5331-01-548-6940 (5331015486940) | |
| 5340-01-389-2408 (5340013892408) | 5340-01-499-3481 (5340014993481) | 5310-01-418-9739 (5310014189739) | 5320-01-419-8697 (5320014198697) | |
| 5340-01-681-6722 (5340016816722) | 5340-01-620-4639 (5340016204639) | 5340-01-481-2087 (5340014812087) | 5331-01-097-0869 (5331010970869) | |
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