| Item Name | Bolt Ribbed Shoulder |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5306 Bolts |
| National Item Identification Number (NIIN) | 01-071-1309 (010711309) |
| NCB Code | USA (01) |
| Manufacturer | Dico Inc, Titan Distribution Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.625 INCHES NOMINAL |
| AASB | FASTENER LENGTH | 0.875 INCHES NOMINAL |
| AASK | HEAD STYLE | PAN NO. 2 |
| AASL | HEAD DIAMETER | 0.625 INCHES NOMINAL |
| AASU | HEAD HEIGHT | 0.156 INCHES NOMINAL |
| AATN | SHOULDER DIAMETER | 0.484 INCHES MINIMUM FIRST SHOULDER AND 0.490 INCHES MAXIMUM FIRST SHOULDER |
| AATX | SHOULDER LENGTH | 0.095 INCHES MINIMUM FIRST SHOULDER AND 0.105 INCHES MAXIMUM FIRST SHOULDER |
| AAVP | RIB MAJOR DIAMETER | 0.490 INCHES NOMINAL |
| AAVQ | RIB LENGTH | 0.095 INCHES MINIMUM AND 0.105 INCHES MAXIMUM |
| AAVT | RIB MINOR DIAMETER | 0.437 INCHES NOMINAL |
| AAVU | RIB QUANTITY | 25 |
| AHYM | NOMINAL THREAD DIAMETER | 0.438 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 20 |
| CWYB | SHOULDER SHAPE | RIBBED FIRST SHOULDER |
| MATT | MATERIAL | STEEL COMP 1038 OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| Components Related to NSN - 5306-01-071-1309, 5306010711309 | ||||
| 5305-01-222-3196 (5305012223196) | 5340-01-420-2904 (5340014202904) | 5305-01-506-5038 (5305015065038) | 5307-01-093-0586 (5307010930586) | |
| 5306-01-455-2212 (5306014552212) | 5320-01-425-9724 (5320014259724) | 5330-01-429-5246 (5330014295246) | 5340-01-359-3660 (5340013593660) | |
| 5330-01-524-1191 (5330015241191) | 5320-00-395-6445 (5320003956445) | 5310-01-510-7415 (5310015107415) | 5310-01-104-8190 (5310011048190) | |
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