# NSN 5305-01-331-8599: Screw, Cap, Hexagon Head

NSN 5305-01-331-8599 (also written 5305013318599; NIIN 01-331-8599) is a screw, cap, hexagon head in Federal Supply Class 5305, Screws. 2 manufacturer part numbers from 2 suppliers are on record. It was last purchased in Sep 2026.

## Identification

- NSN: 5305-01-331-8599 (5305013318599)
- NIIN: 01-331-8599 (013318599)
- 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 Z: a commercial, nondevelopmental or off-the-shelf item. (observed 2026-10-10)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | MILLIMETERS MINIMUM 41.0 AND MILLIMETERS MAXIMUM 45.0 |
| AASB | FASTENER LENGTH | MILLIMETERS NOMINAL 45.0 |
| AASK | HEAD STYLE | — |
| AASU | HEAD HEIGHT | MILLIMETERS NOMINAL 10.0 |
| AATB | WIDTH BETWEEN FLATS | MILLIMETERS NOMINAL 24.0 |
| AHYM | NOMINAL THREAD DIAMETER | MILLIMETERS 16.0 |
| CQQR | THREAD PITCH IN MILLIMETERS | 2.0 |
| CQWR | EXTERNAL THREAD TOLERANCE CLASS | 6H |
| MATT | MATERIAL | OVERALL STEEL PROPERTY CLASS 10.9 |
| SFTT | SURFACE TREATMENT | OVERALL ZINC |
| THSD | THREAD SERIES DESIGNATOR | M |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 19M7489 | 1J955 | JOHN DEERE CONSTRUCTION & FORESTRY COMPANY DIV DIRECT GOVERNMENTAL SALES | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 19M7489 | 75755 | DEERE & COMPANY DBA DEERE JOHN CO | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-23 | [SPE7LX22D0068/SPE7L126FAUL7](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5305013318599) | SCREW, CAP, HEXAGON HEAD | RDO AGRICULTURE EQUIPMENT CO | $6.82 |
| 2026-09-23 | [SPE7LX22D0068/SPE7L126FAUL8](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5305013318599) | SCREW, CAP, HEXAGON HEAD | RDO AGRICULTURE EQUIPMENT CO | $6.82 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5305013318599&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5305013318599
- 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/5305-01-331-8599/
JSON: https://nsnexplorer.com/api/nsn/5305-01-331-8599.json