# NSN 5305-00-472-3881: Screw, Cap, Socket Head

NSN 5305-00-472-3881 (also written 5305004723881; NIIN 00-472-3881) is a screw, cap, socket head in Federal Supply Class 5305, Screws. 6 manufacturer part numbers from 6 suppliers are on record. It was last purchased in Oct 2026.

## Identification

- NSN: 5305-00-472-3881 (5305004723881)
- NIIN: 00-472-3881 (004723881)
- 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 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AASU | HEAD HEIGHT | INCHES MINIMUM 0.244 AND INCHES MAXIMUM 0.250 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | OVERALL FED STD 1ST MATERIAL RESPONSE 66 OR FED STD 2ND MATERIAL RESPONSE 66 OR FED STD 3RD MATERIAL RESPONSE 66 OR FED STD 4TH MATERIAL RESPONSE 66 OR FED STD 5TH MATERIAL RESPONSE 66 OR ASSN STD 6TH MATERIAL RESPONSE AST- A493 |
| SFTT | SURFACE TREATMENT | OVERALL PASSIVATE |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | OVERALL FED SPEC SINGLE TREATMENT RESPONSE QQ--35 |
| CQFM | HARDNESS RATING | OVERALL ROCKWELL B NOMINAL 80.0 |
| ZZZK | SPECIFICATION/STANDARD DATA | PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD 80205-NAS1351 |
| AHYM | NOMINAL THREAD DIAMETER | INCHES 0.250 |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| AASK | HEAD STYLE | — |
| AASL | HEAD DIAMETER | INCHES MINIMUM 0.365 AND INCHES MAXIMUM 0.375 |
| THSD | THREAD SERIES DESIGNATOR | UNRF |
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | INCHES MINIMUM 0.399 AND INCHES MAXIMUM 0.500 |
| AASB | FASTENER LENGTH | INCHES MINIMUM 0.470 AND INCHES MAXIMUM 0.500 |
| MATT | MATERIAL | OVERALL STEEL COMP 302 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 316 OR STEEL COMP 384 OR STEEL COMP XM-7 |
| CQHQ | MINIMUM YIELD STRENGTH | POUNDS PER SQUARE INCH 30000 |
| ABQZ | INTERNAL DRIVE STYLE | — |
| CQBC | MINIMUM TENSILE STRENGTH | POUNDS PER SQUARE INCH 80000 |
| ASDB | WIDTH ACROSS FLATS | INCHES MINIMUM 0.188 AND INCHES MAXIMUM 0.190 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 10125325 | A486G | NIMIKKEISTOKESKUS NCB FINLAND | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 73573-4-8C | 56878 | SPS TECHNOLOGIES, LLC DBA PB FASTENERS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 965811-407C | 82577 | RAYTHEON COMPANY DBA RAYTHEON | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| AIC811-4-8 | 06725 | SPS TECHNOLOGIES, LLC DBA AIR INDUSTRIES COMPANY DIV AIR INDUSTRIES COMPANY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| AOL4166-407 | 57472 | ALL MANUFACTURERS, INC. DBA ALLIED HARBOR AEROSPACE FASTENERS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| NAS1351C4-8 | 80205 | NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Price history

Newest first.

| Date | Unit price | Quantity | Supplier | Agency | Source |
| --- | --- | --- | --- | --- | --- |
| 2026-09-10 | $14.87 | 39 | DON INDUSTRIAL GROUP LLC | — | [record](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5305004723881) |
| 2026-09-10 | $14.87 | 39 | DON INDUSTRIAL GROUP LLC | — | [record](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5305004723881) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-10-02 | [SPE4A727D5015](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5305004723881) | SCREW, CAP, SOCKET HEAD | — | $349,999.99 |
| 2026-09-10 | [SPE4A626P0P62](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5305004723881) | SCREW, CAP, SOCKET HEAD | DON INDUSTRIAL GROUP LLC | $579.93 |
| 2026-09-10 | [SPE4A626P0P53](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5305004723881) | SCREW, CAP, SOCKET HEAD | DON INDUSTRIAL GROUP LLC | $579.93 |
| 2026-09-01 | [SPE4A626P0F21](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5305004723881) | SCREW, CAP, SOCKET HEAD | — | $5,792.64 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5305004723881&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5305004723881
- 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/5305-00-472-3881/
JSON: https://nsnexplorer.com/api/nsn/5305-00-472-3881.json