# NSN 5306-01-185-2840: Bolt, Externally Relieved Body

NSN 5306-01-185-2840 (also written 5306011852840; NIIN 01-185-2840) is a bolt, externally relieved body in Federal Supply Class 5306, Bolts. 1 manufacturer part number from 1 supplier is on record. It was last purchased in Aug 2026.

## Identification

- NSN: 5306-01-185-2840 (5306011852840)
- NIIN: 01-185-2840 (011852840)
- Item name: BOLT,EXTERNALLY RELIEVED BODY
- 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 L: annual buy value is below the screening threshold. (observed 2026-11-04)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | INCHES NOMINAL 0.561 |
| AASB | FASTENER LENGTH | INCHES NOMINAL 0.870 |
| AASK | HEAD STYLE | — |
| AASU | HEAD HEIGHT | INCHES NOMINAL 0.775 |
| AATB | WIDTH BETWEEN FLATS | INCHES MINIMUM 0.313 AND INCHES MAXIMUM 0.314 |
| AAWC | FIRST DIAMETER FROM HEAD | INCHES NOMINAL 0.311 |
| AAWD | SECOND DIAMETER FROM HEAD | INCHES NOMINAL 0.213 |
| AAWH | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | INCHES NOMINAL 0.134 |
| AAWJ | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER | INCHES NOMINAL 0.260 |
| AHYM | NOMINAL THREAD DIAMETER | INCHES 0.312 |
| CMLP | THREAD QUANTITY PER INCH | 14 |
| CSNG | EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 2 |
| MATT | MATERIAL | OVERALL STEEL |
| THSD | THREAD SERIES DESIGNATOR | ACME |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 586R356H01 | 97942 | NORTHROP GRUMMAN SYSTEMS CORPORATION DBA NORTHROP GRUMMAN SYSTEMS CORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-08-19 | [SPE4A726PF482](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5306011852840) | BOLT, EXTERNALLY REL | ALAMO AIRCRAFT, LTD. | $600.00 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5306011852840&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5306011852840
- AMSC record: https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/
- USAspending contract actions (each award above links to its record)
- 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/5306-01-185-2840/
JSON: https://nsnexplorer.com/api/nsn/5306-01-185-2840.json