| Item Name | Bolt Ribbed Shoulder |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5306 Bolts |
| National Item Identification Number (NIIN) | 00-206-6339 (002066339) |
| NCB Code | USA (00) |
| Manufacturer | Sasco Inc, Eca Etablissement Central Des, Kaitlin Corp, Copco Trailer, Military Standards Corp, Vulcan Hart Corp, Meritor Heavy Vehicle Braking System, Diamond Reo Trucks Inc |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 913800X2 | sasco inc | bolt ribbed shoulder | 58275 | RFQ |
| 5306002066339 | eca etablissement central des | bolt ribbed shoulder | scy13 | RFQ |
| 20X403 | kaitlin corp | bolt ribbed shoulder | 63734 | RFQ |
| 20X403 | copco trailer | bolt ribbed shoulder | 72865 | RFQ |
| MS51946-3 | military standards corp | bolt ribbed shoulder | 96906 | RFQ |
| PX2040A | vulcan hart corp | bolt ribbed shoulder | 89564 | RFQ |
| 20X403 | meritor heavy vehicle braking system | bolt ribbed shoulder | 78500 | RFQ |
| 623D6 | diamond reo trucks inc | bolt ribbed shoulder | 56442 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | LEFT-HAND |
| AASA | THREAD LENGTH | 1.187 INCHES MINIMUM |
| AASB | FASTENER LENGTH | 2.562 INCHES NOMINAL |
| AASK | HEAD STYLE | FLAT CHAMFER |
| AASL | HEAD DIAMETER | 1.312 INCHES NOMINAL |
| AASU | HEAD HEIGHT | 0.312 INCHES NOMINAL |
| AATN | SHOULDER DIAMETER | 0.971 INCHES MINIMUM FIRST SHOULDER AND 0.976 INCHES MAXIMUM FIRST SHOULDER |
| AATX | SHOULDER LENGTH | 0.940 INCHES NOMINAL FIRST SHOULDER |
| AAVP | RIB MAJOR DIAMETER | 0.998 INCHES MINIMUM AND 1.008 INCHES MAXIMUM |
| AAVQ | RIB LENGTH | 0.560 INCHES MINIMUM AND 0.622 INCHES MAXIMUM |
| AAVR | DISTANCE FROM LARGEST DIAMETER OF BEARING SURFACE OF HEAD TO RIBS | 0.280 INCHES NOMINAL |
| AAVT | RIB MINOR DIAMETER | 0.926 INCHES MINIMUM AND 0.930 INCHES MAXIMUM |
| AAVU | RIB QUANTITY | 36 |
| AHYM | NOMINAL THREAD DIAMETER | 0.750 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 16 |
| CRKB | RIB INCLUDED ANGLE | 90.0 DEGREES NOMINAL |
| CWYB | SHOULDER SHAPE | RIBBED FIRST SHOULDER |
| MATT | MATERIAL | STEEL OVERALL |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL AND CHROMATE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| Relevant Components for NSN - 5306-00-206-6339, 5306002066339 | ||||
| 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) | |
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.
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