AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Bolt Ribbed Neck |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5306 Bolts |
| National Item Identification Number (NIIN) | 00-752-1014 (007521014) |
| NCB Code | USA (00) |
| Manufacturer | Sasco Inc, Eca Etablissement Central Des, Axletech International Llc, Meritor Heavy Vehicle Braking System |
| MRC | Criteria | Characteristic |
|---|---|---|
| AHYM | NOMINAL THREAD DIAMETER | 0.500 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 20 |
| MATT | MATERIAL | STEEL OVERALL |
| SFTT | SURFACE TREATMENT | ZINC OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-Z-325,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASB | FASTENER LENGTH | 1.938 INCHES NOMINAL |
| AATB | WIDTH BETWEEN FLATS | 0.750 INCHES NOMINAL |
| AAVP | RIB MAJOR DIAMETER | 0.520 INCHES NOMINAL |
| AAVQ | RIB LENGTH | 0.188 INCHES NOMINAL |
| AAJD | THREAD CLASS | 3A |
| AASA | THREAD LENGTH | 0.938 INCHES MINIMUM |
| AASK | HEAD STYLE | HEXAGON |
| AASU | HEAD HEIGHT | 0.375 INCHES NOMINAL |
| AAVU | RIB QUANTITY | 32 |
| CQFM | HARDNESS RATING | 28.0 ROCKWELL C MINIMUM OVERALL AND 34.0 ROCKWELL C MAXIMUM OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | SAE GRADE 5 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| Relevant Components for NSN - 5306-00-752-1014, 5306007521014 | ||||
| 5305-00-825-1285 (5305008251285) | 5315-01-177-1845 (5315011771845) | 5340-01-536-0624 (5340015360624) | 5330-01-398-3824 (5330013983824) | |
| 5365-00-602-2520 (5365006022520) | 5340-01-658-6711 (5340016586711) | 5306-00-488-7520 (5306004887520) | 5310-00-443-4905 (5310004434905) | |
| 5305-00-579-4230 (5305005794230) | 5306-01-488-3599 (5306014883599) | 5340-01-429-0378 (5340014290378) | 5305-01-208-9074 (5305012089074) | |
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