# NSN 5305-01-678-5831: Screw, Cap, Socket Head

NSN 5305-01-678-5831 (also written 5305016785831; NIIN 01-678-5831) is a screw, cap, socket head in Federal Supply Class 5305, Screws. 2 manufacturer part numbers from 2 suppliers are on record. It was last purchased in Oct 2026.

## Identification

- NSN: 5305-01-678-5831 (5305016785831)
- NIIN: 01-678-5831 (016785831)
- Item name: SCREW,CAP,SOCKET HEAD
- Federal Supply Class: [FSC 5305 Screws](https://nsnexplorer.com/fsc/5305/)
- Federal Supply Group: [FSG 53](https://nsnexplorer.com/group/53/)
- Acquisition method suffix code: AMSC G: the government has a complete data package and the rights to use it. (observed 2026-10-10)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AASU | HEAD HEIGHT | INCHES MINIMUM 0.063 AND INCHES MAXIMUM 0.073 |
| ABQZ | INTERNAL DRIVE STYLE | — |
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASB | FASTENER LENGTH | INCHES MINIMUM 0.220 AND INCHES MAXIMUM 0.250 |
| AASK | HEAD STYLE | — |
| AASL | HEAD DIAMETER | INCHES MINIMUM 0.250 AND INCHES MAXIMUM 0.262 |
| SFTT | SURFACE TREATMENT | OVERALL BLACK CHEMICAL FINISH |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | OVERALL MIL SPEC SINGLE TREATMENT RESPONSE -IL-DTL 13924D |
| THSD | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) |
| AGAV | END ITEM IDENTIFICATION | 5820-01-670-9572 |
| AHYM | NOMINAL THREAD DIAMETER | INCHES 0.138 |
| ASDB | WIDTH ACROSS FLATS | INCHES MINIMUM 0.0781 AND INCHES MAXIMUM 0.0791 |
| CMLP | THREAD QUANTITY PER INCH | 32 |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | SOCKET BUTTON HEAD CAP SCREW |
| HUES | COLOR | OVERALL BLACK |
| MATT | MATERIAL | OVERALL STEEL |
| PRPY | PROPRIETARY CHARACTERISTICS | PACS |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 920255 | 07679 | HARDWARE SPECIALTY CO. INC. DBA HARDWARE SPECIALTY CO INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| H11-0017-548 | 7QAK7 | L3HARRIS GLOBAL COMMUNICATIONS, INC. DBA HARRIS CORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Price history

Newest first.

| Date | Unit price | Quantity | Supplier | Agency | Source |
| --- | --- | --- | --- | --- | --- |
| 2026-10-01 | $39.00 | 8 | 8BZD9 | — | [record](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5305016785831) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-10-01 | [SPE4A627V0082](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5305016785831) | SCREW, CAP, SOCKET HEAD | — | $312.00 |
| 2026-09-17 | [SPE4A026V0898](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5305016785831) | SCREW, CAP, SOCKET HEAD | — | $149.00 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5305016785831&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5305016785831
- 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/5305-01-678-5831/
JSON: https://nsnexplorer.com/api/nsn/5305-01-678-5831.json