| Item Name | Bolt Ribbed Shoulder |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5306 Bolts |
| National Item Identification Number (NIIN) | 00-948-1356 (009481356) |
| NCB Code | USA (00) |
| Manufacturer | Mnr Tool Engineering Inc, Necchi Spa, Alcoa Global Fasteners Inc, United Technologies Corporation, Sps Technologies Inc, Textron Fastening Systems Ltd, Turbo Power And Marine System Inc, Center Grove Mfg Inc |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| 524326 | mnr tool engineering inc | bolt ribbed shoulder | RFQ |
| 524326 | necchi spa | bolt ribbed shoulder | RFQ |
| 524326 | alcoa global fasteners inc | bolt ribbed shoulder | RFQ |
| 524326 | united technologies corporation | bolt ribbed shoulder | RFQ |
| 524326 | sps technologies inc | bolt ribbed shoulder | RFQ |
| 524326 | textron fastening systems ltd | bolt ribbed shoulder | RFQ |
| 524326 | turbo power and marine system inc | bolt ribbed shoulder | RFQ |
| 524326 | center grove mfg inc | bolt ribbed shoulder | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.488 INCHES MINIMUM AND 0.548 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 1.070 INCHES MINIMUM AND 1.090 INCHES MAXIMUM |
| AASL | HEAD DIAMETER | 0.620 INCHES MINIMUM AND 0.640 INCHES MAXIMUM |
| AASU | HEAD HEIGHT | 0.190 INCHES MINIMUM AND 0.210 INCHES MAXIMUM |
| AASY | DISTANCE FROM CENTERLINE TO FLAT | 0.165 INCHES MINIMUM AND 0.175 INCHES MAXIMUM |
| AAVP | RIB MAJOR DIAMETER | 0.317 INCHES NOMINAL |
| AAVQ | RIB LENGTH | 0.150 INCHES MINIMUM AND 0.190 INCHES MAXIMUM |
| AAVR | DISTANCE FROM LARGEST DIAMETER OF BEARING SURFACE OF HEAD TO RIBS | 0.320 INCHES MINIMUM AND 0.340 INCHES MAXIMUM |
| AAVT | RIB MINOR DIAMETER | 0.289 INCHES NOMINAL |
| AAVU | RIB QUANTITY | 36 |
| AGAV | END ITEM IDENTIFICATION | TF-33 ENGINE;ENGINE A/C,TF-33-100 (E3A/B/C);ENGINE AIRCRAFT,TF-33-P-7;AIRCRAFT,C-18A,EC-18B;AIRCRAFT,STRATOFORTRESS B-52;AIRCRAFT,STRATOLIFTER C-135;AIRCRAFT,F-111 (FMS ONLY) |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| CQFM | HARDNESS RATING | 30.0 ROCKWELL C MINIMUM OVERALL AND 38.0 ROCKWELL C MAXIMUM OVERALL |
| MATT | MATERIAL | STEEL OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5616 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| Relevant Components for NSN - 5306-00-948-1356, 5306009481356 | ||||
| 5320-01-318-6843 (5320013186843) | 5340-01-557-4760 (5340015574760) | 5340-00-336-3776 (5340003363776) | 5340-01-560-8528 (5340015608528) | |
| 5330-01-684-2979 (5330016842979) | 5310-01-185-8686 (5310011858686) | 5360-00-394-4491 (5360003944491) | 5320-01-267-6376 (5320012676376) | |
| 5315-00-432-8021 (5315004328021) | 5315-01-271-9296 (5315012719296) | 5340-01-353-1927 (5340013531927) | 5320-01-413-1816 (5320014131816) | |
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