# NSN 5305-00-562-6542: Screw, Cap, Socket Head

NSN 5305-00-562-6542 (also written 5305005626542; NIIN 00-562-6542) is a screw, cap, socket head in Federal Supply Class 5305, Screws. 2 manufacturer part numbers from 2 suppliers are on record. The government has 1 open solicitation for it.

## Identification

- NSN: 5305-00-562-6542 (5305005626542)
- NIIN: 00-562-6542 (005626542)
- 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 P: the government does not own the rights to the data needed for more sources. (observed 2026-10-13)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AAUB | HOLE DIAMETER | INCHES NOMINAL 0.046 |
| AAJD | THREAD CLASS | 3A |
| AASB | FASTENER LENGTH | INCHES NOMINAL 0.312 |
| AASA | THREAD LENGTH | INCHES MINIMUM 0.229 AND INCHES MAXIMUM 0.312 |
| CQFM | HARDNESS RATING | OVERALL ROCKWELL C MINIMUM 38.0 AND ROCKWELL C MAXIMUM 43.0 |
| CRHC | HOLE CONFIGURATION STYLE | — |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | OVERALL FED SPEC SINGLE MATERIAL RESPONSE QQ-S-763 |
| THSD | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) |
| ASXK | HOLE QUANTITY | 6 |
| BQDM | HOLE TYPE | DRILLED |
| CMLP | THREAD QUANTITY PER INCH | 24 |
| AHYM | NOMINAL THREAD DIAMETER | INCHES 0.190 |
| ASDB | WIDTH ACROSS FLATS | INCHES MINIMUM 0.156 AND INCHES MAXIMUM 0.158 |
| MATT | MATERIAL | OVERALL STEEL COMP 410 |
| AASL | HEAD DIAMETER | INCHES MINIMUM 0.303 AND INCHES MAXIMUM 0.312 |
| AASU | HEAD HEIGHT | INCHES MINIMUM 0.185 AND INCHES MAXIMUM 0.191 |
| AASK | HEAD STYLE | — |
| CQBC | MINIMUM TENSILE STRENGTH | POUNDS PER SQUARE INCH 160000 |
| ABQZ | INTERNAL DRIVE STYLE | — |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 571740-3H5 | 45934 | ONTIC ENGINEERING & MANUFACTURING, INC DBA ONTIC US | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 571740-3H5 | 73030 | HAMILTON SUNDSTRAND CORPORATION DBA COLLINS AEROSPACE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Open solicitations

| Solicitation | Quantity | Closes | Link |
| --- | --- | --- | --- |
| SPE4A6-27-T-1853 | 18 | 2026-10-20 | [DIBBS](https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5305005626542&category=nsn) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5305005626542&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5305005626542
- 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/5305-00-562-6542/
JSON: https://nsnexplorer.com/api/nsn/5305-00-562-6542.json