# NSN 5325-00-055-7451: Stud, Turnbutton Fastener

NSN 5325-00-055-7451 (also written 5325000557451; NIIN 00-055-7451) is a stud, turnbutton fastener in Federal Supply Class 5325, Fastening Devices. 3 manufacturer part numbers from 3 suppliers are on record. The government has 1 open solicitation for it.

## Identification

- NSN: 5325-00-055-7451 (5325000557451)
- NIIN: 00-055-7451 (000557451)
- Item name: STUD,TURNBUTTON FASTENER
- Federal Supply Class: [FSC 5325 Fastening Devices](https://nsnexplorer.com/fsc/5325/)
- 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 2026-10-10)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AGPE | TURNBUTTON STUD STYLE | — |
| AGPF | BUTTON WIDTH | INCHES NOMINAL 0.531 |
| AGPG | BUTTON THICKNESS | INCHES NOMINAL 0.312 |
| SFTT | SURFACE TREATMENT | BARREL OXIDE FILM |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | TOP FED SPEC 4TH MATERIAL RESPONSE QQ-B-626 CO- 1 OR 2 1?2 HARD |
| MATT | MATERIAL | BARREL COPPER ALLOY |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | TOP MIL SPEC 4TH TREATMENT RESPONSE -IL-F-495 |
| THDS | THREAD SIZE AND SERIES/TYPE DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) 0.190-32 |
| MATT | MATERIAL | TOP COPPER ALLOY |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | BARREL FED SPEC 1ST MATERIAL RESPONSE QQ-B-626 CO- 1 OR 2 1 TO 2 HARD |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | EJECTOR SPRING MIL SPEC 2ND MATERIAL RESPONSE -IL-S-7947 COND A |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | BARREL MIL SPEC 1ST TREATMENT RESPONSE -IL-F-495 |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | EJECTOR SPRING FED SPEC 2ND TREATMENT RESPONSE QQ-Z-325 TYE 2 CLASS 3 |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | STUD FED SPEC 3RD TREATMENT RESPONSE QQ-Z-325 TYE 2 CLASS 3 |
| SFTT | SURFACE TREATMENT | EJECTOR SPRING CHROMATE |
| SFTT | SURFACE TREATMENT | STUD CHROMATE |
| SFTT | SURFACE TREATMENT | TOP OXIDE FILM |
| ACUU | BASE WIDTH | INCHES MINIMUM 0.530 |
| AGNF | BASE LENGTH | INCHES MINIMUM 0.785 |
| AGPD | SOCKET ACCOMMODATED QUANTITY | 1 |
| MATT | MATERIAL | EJECTOR SPRING STEEL |
| MATT | MATERIAL | STUD STEEL COMP 1010 OR STEEL COMP 1020 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | STUD FED STD 3RD MATERIAL RESPONSE FED-STD-66 |
| HGTH | HEIGHT | INCHES MINIMUM 0.763 AND INCHES MAXIMUM 0.815 |
| AXMB | END LENGTH | INCHES NOMINAL 0.625 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 12553023 | 19200 | COMBAT CAPABILITIES DEVELOPMENT COMMAND (CCDC) ARMAMENTS CENTER DBA CCDC DIV LOGISTICS RESEARCH AND ENGINEERING DIRECTORATE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 9986981 | 18876 | US ARMY AVIATION AND MISSILE COMMAND | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| XX78328-20 | 83058 | TRW ASSEMBLIES AND FASTENERS GROUP FASTENERS DIV | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Open solicitations

| Solicitation | Quantity | Closes | Link |
| --- | --- | --- | --- |
| SPE4A6-27-T-8381 | 372 | 2026-11-12 | [DIBBS](https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5325000557451&category=nsn) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5325000557451&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5325000557451
- 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/5325-00-055-7451/
JSON: https://nsnexplorer.com/api/nsn/5325-00-055-7451.json