# NSN 5305-00-939-0798: Screw, Cap, Hexagon Head

NSN 5305-00-939-0798 (also written 5305009390798; NIIN 00-939-0798) is a screw, cap, hexagon head in Federal Supply Class 5305, Screws. 9 manufacturer part numbers from 8 suppliers are on record. It was last purchased in Oct 2026.

## Identification

- NSN: 5305-00-939-0798 (5305009390798)
- NIIN: 00-939-0798 (009390798)
- Item name: SCREW,CAP,HEXAGON 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 2026-10-20)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AASU | HEAD HEIGHT | INCHES MINIMUM 0.302 AND INCHES MAXIMUM 0.323 |
| AASB | FASTENER LENGTH | INCHES NOMINAL 1.750 |
| AASK | HEAD STYLE | — |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | INCHES MINIMUM 1.250 |
| AAJD | THREAD CLASS | 2A |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | OVERALL FED STD SINGLE MATERIAL RESPONSE 66 |
| SFTT | SURFACE TREATMENT | OVERALL PASSIVATE |
| MATT | MATERIAL | OVERALL STEEL CORROSION RESISTING |
| CMLP | THREAD QUANTITY PER INCH | 20 |
| AHYM | NOMINAL THREAD DIAMETER | INCHES 0.500 |
| AATB | WIDTH BETWEEN FLATS | INCHES MINIMUM 0.736 AND INCHES MAXIMUM 0.750 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 43B21914-480 | 94135 | NAVAL ORDNANCE STANDARDS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 5191015-3 | 53711 | NAVAL SEA SYSTEMS COMMAND | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 5191015-3 | 70318 | ALLMETAL SCREW PRODUCTS CORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 5191015-3 | 73734 | FEDERAL SCREW PRODUCTS, INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 5305PL0562122 | 9009H | JEDNOLITY INDEKS MATERIALOWY - UNIFORM MATERIAL INDEX | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 5305PL2352306 | 9009H | JEDNOLITY INDEKS MATERIALOWY - UNIFORM MATERIAL INDEX | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| MS35308-414 | 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/) |
| MS35308-414 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| MS90726-114 | D9182 | ZF INDUSTRIEANTRIEBE WITTEN GMBH | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-10-19 | [SPE4A626D60RD/SPE4A627F1137](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5305009390798) | SCREW, CAP, HEXAGON HEAD | SPEC TECH USA INC | $2,976.54 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5305009390798&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5305009390798
- 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/5305-00-939-0798/
JSON: https://nsnexplorer.com/api/nsn/5305-00-939-0798.json