# NSN 5305-00-042-5598: Screw, Assembled Washer

NSN 5305-00-042-5598 (also written 5305000425598; NIIN 00-042-5598) is a screw, assembled washer in Federal Supply Class 5305, Screws. 5 manufacturer part numbers from 5 suppliers are on record. The government has 1 open solicitation for it.

## Identification

- NSN: 5305-00-042-5598 (5305000425598)
- NIIN: 00-042-5598 (000425598)
- Item name: SCREW,ASSEMBLED WASHER
- 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 2026-10-13)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AAJD | THREAD CLASS | 2A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | INCHES MINIMUM 0.511 AND INCHES MAXIMUM 0.594 |
| AASB | FASTENER LENGTH | INCHES MINIMUM 0.594 AND INCHES MAXIMUM 0.625 |
| AASK | HEAD STYLE | — |
| AASU | HEAD HEIGHT | INCHES MINIMUM 0.270 AND INCHES MAXIMUM 0.295 |
| AATB | WIDTH BETWEEN FLATS | INCHES MINIMUM 0.552 AND INCHES MAXIMUM 0.562 |
| AAVW | WASHER QUANTITY | 1 |
| ABQZ | INTERNAL DRIVE STYLE | — |
| AHYM | NOMINAL THREAD DIAMETER | INCHES 0.375 |
| CMLP | THREAD QUANTITY PER INCH | 24 |
| CSPG | PRIMARY WASHER OUTSIDE DIAMETER | INCHES MINIMUM 0.640 AND INCHES MAXIMUM 0.660 |
| CTHW | PRIMARY WASHER STYLE | — |
| CTJJ | PRIMARY WASHER MATERIAL THICKNESS | INCHES MINIMUM 0.032 AND INCHES MAXIMUM 0.040 |
| MATT | MATERIAL | OVERALL STEEL COMP 1010 OR STEEL COMP 1020 OR STEEL COMP 1050 |
| SFTT | SURFACE TREATMENT | OVERALL CADMIUM OR ZINC |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | OVERALL FED SPEC 1ST TREATMENT RESPONSE QQ--416,TY 1,CL 3 OR FED SPEC 2ND TREATMENT RESPONSE QQ-Z-325,TY 1,CL 3 |
| THSD | THREAD SERIES DESIGNATOR | UNF |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 425598 | 24617 | GENERAL MOTORS CORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 425598 | 28548 | FABRICATION SPECIALTY INC DBA FABRICATION SPECIALTY INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 425598 | 7X677 | GENERAL MOTORS LLC DBA GENERAL MOTORS LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 5305000425598 | A00AM | E.C.A ETABLISSEMENT CENTRAL DES APPROVISIONNEMENTS DES FORCES ARMEES ROYALES | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 5305PL2332273 | 9009H | JEDNOLITY INDEKS MATERIALOWY - UNIFORM MATERIAL INDEX | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Open solicitations

| Solicitation | Quantity | Closes | Link |
| --- | --- | --- | --- |
| SPE4A6-27-T-1566 | 4,892 | 2026-10-20 | [DIBBS](https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5305000425598&category=nsn) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5305000425598&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5305000425598
- 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/5305-00-042-5598/
JSON: https://nsnexplorer.com/api/nsn/5305-00-042-5598.json