# NSN 5305-00-781-4739: Screw, Cap, Socket Head

NSN 5305-00-781-4739 (also written 5305007814739; NIIN 00-781-4739) is a screw, cap, socket head in Federal Supply Class 5305, Screws. 7 manufacturer part numbers from 5 suppliers are on record. It was last purchased in Oct 2026.

## Identification

- NSN: 5305-00-781-4739 (5305007814739)
- NIIN: 00-781-4739 (007814739)
- 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 D: the data needed to compete the part is unavailable or cannot be obtained economically. (observed 2026-10-23)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AASU | HEAD HEIGHT | INCHES MINIMUM 0.185 AND INCHES MAXIMUM 0.190 |
| AGAV | END ITEM IDENTIFICATION | SCREW,CAP,SOCKET HEAD |
| AASA | THREAD LENGTH | INCHES MINIMUM 0.687 |
| AASB | FASTENER LENGTH | INCHES NOMINAL 0.687 |
| AASK | HEAD STYLE | — |
| AASL | HEAD DIAMETER | INCHES MINIMUM 0.303 AND INCHES MAXIMUM 0.312 |
| CRHC | HOLE CONFIGURATION STYLE | — |
| AAUB | HOLE DIAMETER | INCHES NOMINAL 0.047 |
| AHYM | NOMINAL THREAD DIAMETER | INCHES 0.190 |
| ASDB | WIDTH ACROSS FLATS | INCHES MINIMUM 0.156 AND INCHES MAXIMUM 0.159 |
| ASXK | HOLE QUANTITY | 6 |
| BQDM | HOLE TYPE | DRILLED |
| CMLP | THREAD QUANTITY PER INCH | 32 |
| CRTL | CRITICALITY CODE JUSTIFICATION | AGAV |
| MATT | MATERIAL | OVERALL STEEL |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| ABQZ | INTERNAL DRIVE STYLE | — |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 5178 | 43491 | GENERAL SIGNAL CORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 5178 | 62983 | EATON AEROSPACE, LLC DBA JACKSON SOUTH | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 5178 | 79EM6 | EATON US HOLDINGS, INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 5178 | 90166 | EATON AEROSPACE, LLC DBA JACKSON SOUTH | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| DS-934253 | 62983 | EATON AEROSPACE, LLC DBA JACKSON SOUTH | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| DS-934253 | 78286 | SIKORSKY AIRCRAFT CORPORATION DBA SIKORSKY AIRCRAFT CORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| DS-934253 | 90166 | EATON AEROSPACE, LLC DBA JACKSON SOUTH | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-10-20 | [SPE4A124G0002/SPE4A627F1409](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5305007814739) | SCREW, CAP, SOCKET HE | JAMAICA BEARINGS CO., INC. DBA JAMAICA BEARINGS CO., INC. | $544.50 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5305007814739&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5305007814739
- 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/5305-00-781-4739/
JSON: https://nsnexplorer.com/api/nsn/5305-00-781-4739.json