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) | 00-383-4957 (003834957) |
| NCB Code | USA (00) |
| Manufacturer | Gerstenlager Co The, Allied Signal Inc, Budd Co The, Am General Llc, Hayes Wheels Intl Inc, Fwd Seagrave Holdings Lp, Military Standards Corp, General Motors Corp, Sasco Inc, Eca Etablissement Central Des, Pressed Metals Of America Inc, Newark Electronics Corporation, Aqua Chem Inc, Eagle Mfg Co Inc, Rivinius Inc |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| 3109188 | gerstenlager co the | bolt ribbed shoulder | RFQ |
| 68248 | allied signal inc | bolt ribbed shoulder | RFQ |
| 68248E | budd co the | bolt ribbed shoulder | RFQ |
| A14572 | am general llc | bolt ribbed shoulder | RFQ |
| 82017 | hayes wheels intl inc | bolt ribbed shoulder | RFQ |
| 18A68248E | fwd seagrave holdings lp | bolt ribbed shoulder | RFQ |
| MS51946-2 | military standards corp | bolt ribbed shoulder | RFQ |
| 68248E | allied signal inc | bolt ribbed shoulder | RFQ |
| 2140131 | general motors corp | bolt ribbed shoulder | RFQ |
| 667772 | sasco inc | bolt ribbed shoulder | RFQ |
| 5306003834957 | eca etablissement central des | bolt ribbed shoulder | RFQ |
| 14572 | pressed metals of america inc | bolt ribbed shoulder | RFQ |
| 2140131 | newark electronics corporation | bolt ribbed shoulder | RFQ |
| 621007 | aqua chem inc | bolt ribbed shoulder | RFQ |
| 18A68248E | eagle mfg co inc | bolt ribbed shoulder | RFQ |
| 0511404A | rivinius inc | bolt ribbed shoulder | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 1.156 INCHES MINIMUM |
| AASB | FASTENER LENGTH | 2.469 INCHES NOMINAL |
| AASK | HEAD STYLE | FLAT CHAMFER |
| AASL | HEAD DIAMETER | 1.188 INCHES NOMINAL |
| AASU | HEAD HEIGHT | 0.312 INCHES NOMINAL |
| AATN | SHOULDER DIAMETER | 0.840 INCHES NOMINAL FIRST SHOULDER |
| AATX | SHOULDER LENGTH | 0.906 INCHES NOMINAL FIRST SHOULDER |
| AAVP | RIB MAJOR DIAMETER | 0.875 INCHES NOMINAL |
| AAVQ | RIB LENGTH | 0.781 INCHES NOMINAL |
| AAVR | DISTANCE FROM LARGEST DIAMETER OF BEARING SURFACE OF HEAD TO RIBS | 0.125 INCHES NOMINAL |
| AAVU | RIB QUANTITY | 25 |
| AHYM | NOMINAL THREAD DIAMETER | 0.750 INCHES |
| CBBL | FEATURES PROVIDED | CASEHARDENED |
| CMLP | THREAD QUANTITY PER INCH | 16 |
| CQFM | HARDNESS RATING | 300.0 BRINELL STANDARD MINIMUM AND 350.0 BRINELL STANDARD MAXIMUM OVERALL |
| CWYB | SHOULDER SHAPE | ROUND FIRST SHOULDER |
| FEAT | SPECIAL FEATURES | 5/32 IN. BY 45 DEG CHAMFER ON HEAD END |
| MATT | MATERIAL | STEEL COMP 8640 OR STEEL COMP 8740 OR STEEL COMP 3135 OR STEEL COMP 4140 OR STEEL COMP 4135 OVERALL |
| SFTT | SURFACE TREATMENT | CADMIUM AND CHROMATE OR ZINC AND CHROMATE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 3 FED SPEC 1ST TREATMENT RESPONSE AND QQ-P-416,TY 2,CL 3 FED SPEC 2ND TREATMENT RESPONSE OR QQ-Z-325,TY 2,CL 3 FED SPEC 3RD TREATMENT RESPONSE AND QQ-Z-325,TY 2,CL 3 FED SPEC 4TH TREATMENT RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| Relevant Components for NSN - 5306-00-383-4957, 5306003834957 | ||||
| 5305-00-151-0390 (5305001510390) | 5305-00-162-0212 (5305001620212) | 5330-01-021-6193 (5330010216193) | 5306-01-667-2305 (5306016672305) | |
| 5305-00-702-7578 (5305007027578) | 5306-01-467-0619 (5306014670619) | 5340-14-507-0973 (5340145070973) | 5330-01-545-5049 (5330015455049) | |
| 5331-01-433-9967 (5331014339967) | 5330-01-176-0563 (5330011760563) | 5330-20-001-0516 (5330200010516) | 5305-00-550-9932 (5305005509932) | |
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