# NSN 5306-00-860-3956: Bolt, Internal Wrenching

NSN 5306-00-860-3956 (also written 5306008603956; NIIN 00-860-3956) is a bolt, internal wrenching in Federal Supply Class 5306, Bolts. 7 manufacturer part numbers from 7 suppliers are on record. The government has 1 open solicitation for it.

## Identification

- NSN: 5306-00-860-3956 (5306008603956)
- NIIN: 00-860-3956 (008603956)
- Item name: BOLT,INTERNAL WRENCHING
- Federal Supply Class: [FSC 5306 Bolts](https://nsnexplorer.com/fsc/5306/)
- Federal Supply Group: [FSG 53](https://nsnexplorer.com/group/53/)
- Acquisition method suffix code: AMSC C: needs engineering source approval; other sources must qualify first. (observed 2026-11-03)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | INCHES MINIMUM 1.232 AND INCHES MAXIMUM 1.388 |
| AASB | FASTENER LENGTH | INCHES NOMINAL 2.793 |
| AASK | HEAD STYLE | — |
| AASL | HEAD DIAMETER | INCHES NOMINAL 1.484 |
| AASU | HEAD HEIGHT | INCHES MINIMUM 0.245 AND INCHES MAXIMUM 0.255 |
| AAWC | FIRST DIAMETER FROM HEAD | INCHES MINIMUM 1.020 AND INCHES MAXIMUM 1.030 |
| AAWD | SECOND DIAMETER FROM HEAD | INCHES MINIMUM 0.741 AND INCHES MAXIMUM 0.747 |
| AAWE | THIRD DIAMETER FROM HEAD | INCHES MINIMUM 0.691 AND INCHES MAXIMUM 0.701 |
| AAWH | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | INCHES MINIMUM 0.338 AND INCHES MAXIMUM 0.348 |
| AAWJ | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER | INCHES MINIMUM 0.502 AND INCHES MAXIMUM 0.506 |
| AAWK | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF THIRD DIAMETER | INCHES MINIMUM 0.752 AND INCHES MAXIMUM 0.756 |
| ABQZ | INTERNAL DRIVE STYLE | — |
| AHYM | NOMINAL THREAD DIAMETER | INCHES 0.750 |
| ASDB | WIDTH ACROSS FLATS | INCHES MAXIMUM 0.568 |
| CMLP | THREAD QUANTITY PER INCH | 16 |
| CQFM | HARDNESS RATING | OVERALL ROCKWELL C MINIMUM 46.0 AND ROCKWELL C MAXIMUM 49.0 |
| MATT | MATERIAL | OVERALL STEEL |
| SFTT | SURFACE TREATMENT | OVERALL CADMIUM AND CHROMATE |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | OVERALL FED SPEC SINGLE TREATMENT RESPONSE QQ--416,TYE 2 CL 3 |
| THSD | THREAD SERIES DESIGNATOR | UNF |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 10114423 | A486G | NIMIKKEISTOKESKUS NCB FINLAND | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 58A164C57 | 072E5 | VERTEX MODERNIZATION AND SUSTAINMENT LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 58A164C57 | 0UCY9 | M.S. AEROSPACE INC. DBA MS AEROSPACE INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 58A164C57 | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 58A164C57 | 30003 | NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 58A164C57 | 32067 | MARVIN ENGINEERING CO, INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 58A164C57 | 3N278 | BRIARWOOD FASTENERS, INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Open solicitations

| Solicitation | Quantity | Closes | Link |
| --- | --- | --- | --- |
| SPE4A1-27-T-0250 | 438 | 2026-11-10 | [DIBBS](https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5306008603956&category=nsn) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5306008603956&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5306008603956
- AMSC record: https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/
- All data is public U.S. government data; every row above links to its source record where one exists.

Canonical page: https://nsnexplorer.com/nsn/5306-00-860-3956/
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