AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| 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 | Eca Etablissement Central Des, Meritor Heavy Vehicle Braking System, Vulcan Hart Corp, Military Standards Corp, Diamond Reo Trucks Inc, Copco Trailer, Sasco Inc, Kaitlin Corp |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| 5306002066339 | eca etablissement central des | bolt ribbed shoulder | RFQ |
| 20X403 | meritor heavy vehicle braking system | bolt ribbed shoulder | RFQ |
| PX2040A | vulcan hart corp | bolt ribbed shoulder | RFQ |
| MS51946-3 | military standards corp | bolt ribbed shoulder | RFQ |
| 623D6 | diamond reo trucks inc | bolt ribbed shoulder | RFQ |
| 20X403 | copco trailer | bolt ribbed shoulder | RFQ |
| 913800X2 | sasco inc | bolt ribbed shoulder | RFQ |
| 20X403 | kaitlin corp | bolt ribbed shoulder | 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 | ||||
| 5320-01-311-2514 (5320013112514) | 5365-01-606-7886 (5365016067886) | 5310-01-687-5946 (5310016875946) | 5331-01-345-2325 (5331013452325) | |
| 5331-01-137-6352 (5331011376352) | 5340-01-677-5187 (5340016775187) | 5310-01-215-1121 (5310012151121) | 5330-01-558-9303 (5330015589303) | |
| 5320-01-007-1870 (5320010071870) | 5365-00-542-0989 (5365005420989) | 5305-01-279-0723 (5305012790723) | 5315-01-181-8363 (5315011818363) | |
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