| Item Name | Bolt Close Tolerance |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5306 Bolts |
| National Item Identification Number (NIIN) | 00-370-7830 (003707830) |
| NCB Code | USA (00) |
| Manufacturer | Aero Engineering And Manufacturing, Mercer Products And Manufacturing, Lockheed Martin Corporation |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AASA | THREAD LENGTH | 0.375 INCHES MINIMUM |
| AASB | FASTENER LENGTH | 4.960 INCHES NOMINAL |
| AASU | HEAD HEIGHT | 0.188 INCHES NOMINAL |
| AATB | WIDTH BETWEEN FLATS | 0.938 INCHES NOMINAL |
| AAWB | SHANK UNTHREADED HOLE DIAMETER | 0.104 INCHES MINIMUM FIRST HOLE AND 0.109 INCHES MAXIMUM FIRST HOLE |
| CQBC | MINIMUM TENSILE STRENGTH | 200000 POUNDS PER SQUARE INCH |
| FEAT | SPECIAL FEATURES | UNDERCUTS BETWEEN HEAD AND SHOULDER AND SHOULDER AND THREADS 0.540 IN. DIA. BY 0.063 IN. WIDE |
| SFTT | SURFACE TREATMENT | CHROMIUM OVERALL |
| Relevant Components for NSN - 5306-00-370-7830, 5306003707830 | ||||
| 5320-01-318-6843 (5320013186843) | 5340-01-557-4760 (5340015574760) | 5340-00-336-3776 (5340003363776) | 5340-01-560-8528 (5340015608528) | |
| 5330-01-684-2979 (5330016842979) | 5310-01-185-8686 (5310011858686) | 5360-00-394-4491 (5360003944491) | 5320-01-267-6376 (5320012676376) | |
| 5315-00-432-8021 (5315004328021) | 5315-01-271-9296 (5315012719296) | 5340-01-353-1927 (5340013531927) | 5320-01-413-1816 (5320014131816) | |
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