| Item Name | Bolt Shoulder |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5306 Bolts |
| National Item Identification Number (NIIN) | 01-280-5677 (012805677) |
| NCB Code | USA (01) |
| Manufacturer | Isometrics Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AATB | WIDTH BETWEEN FLATS | 2.188 INCHES MINIMUM AND 2.250 INCHES MAXIMUM |
| AATN | SHOULDER DIAMETER | 2.250 INCHES NOMINAL FIRST SHOULDER |
| AATX | SHOULDER LENGTH | 8.406 INCHES NOMINAL FIRST SHOULDER |
| AAWB | SHANK UNTHREADED HOLE DIAMETER | 0.266 INCHES NOMINAL FIRST HOLE |
| AHYM | NOMINAL THREAD DIAMETER | 2.000 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 12 |
| CRZS | DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 10.656 INCHES NOMINAL FIRST HOLE |
| CWYB | SHOULDER SHAPE | ROUND FIRST SHOULDER |
| FEAT | SPECIAL FEATURES | KEY SLOT IN THREADED AREA,0.500 IN. MIN. AND 0.502 IN. MAX. WIDTH,0.282 IN. NOM. DEPTH AT CENTER; CONE SHAPE ON TOP OF HEAD |
| MATT | MATERIAL | STEEL OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UN |
| AAJD | THREAD CLASS | 2A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 2.500 INCHES NOMINAL |
| AASB | FASTENER LENGTH | 11.406 INCHES NOMINAL |
| AASK | HEAD STYLE | ROUND W/WRENCH FLATS |
| AASL | HEAD DIAMETER | 3.875 INCHES MINIMUM AND 3.938 INCHES MAXIMUM |
| AASU | HEAD HEIGHT | 0.500 INCHES NOMINAL |
| Components Related to NSN - 5306-01-280-5677, 5306012805677 | ||||
| 5320-01-288-0602 (5320012880602) | 5315-01-595-1361 (5315015951361) | 5310-01-425-6377 (5310014256377) | 5330-00-128-1254 (5330001281254) | |
| 5330-01-540-2102 (5330015402102) | 5310-01-661-3334 (5310016613334) | 5320-01-255-7970 (5320012557970) | 5330-01-103-2439 (5330011032439) | |
| 5365-00-115-6523 (5365001156523) | 5306-01-431-2275 (5306014312275) | 5330-01-476-3266 (5330014763266) | 5355-01-113-6386 (5355011136386) | |
If You’re Ever Looking for NSN parts Or Have an Aircraft On Ground Situation, Don’t forget That We offer Competitive Pricing and Guaranteed On-Time Delivery.
Request for Quote
