# NSN 5325-01-138-5576: Stud Assembly, Turnlock Fastener

NSN 5325-01-138-5576 (also written 5325011385576; NIIN 01-138-5576) is a stud assembly, turnlock fastener in Federal Supply Class 5325, Fastening Devices. 2 manufacturer part numbers from 2 suppliers are on record. No purchases are on record yet.

## Identification

- NSN: 5325-01-138-5576 (5325011385576)
- NIIN: 01-138-5576 (011385576)
- Item name: STUD ASSEMBLY,TURNLOCK 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 R: the government owns neither the data nor the rights, and obtaining them is judged uneconomical. (observed 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| ABMZ | DIAMETER | INCHES NOMINAL 0.750 |
| AGRD | TURNLOCK STUD HEAD STYLE | — |
| AGRF | DISTANCE FROM ENGAGING MEMBER TO LARGEST BEARING SURFACE OF HEAD | INCHES NOMINAL 1.125 |
| AGRH | EYELET OUTSIDE DIAMETER | INCHES NOMINAL 0.516 |
| AGRK | EYELET LENGTH | INCHES NOMINAL 0.625 |
| AGSM | MATERIAL ACCOMMODATED THICKNESS | INCHES MINIMUM 0.156 AND INCHES MAXIMUM 0.203 |
| AKCV | DRIVE TYPE | SLOTTED |
| ALBJ | STUD THREAD SIZE AND SERIES/TYPE DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) 0.250-20 |
| CQYY | STUD HEAD HEIGHT | INCHES NOMINAL 0.250 |
| MATT | MATERIAL | OVERALL STEEL CORROSION RESISTING |
| SFTT | SURFACE TREATMENT | OVERALL PASSIVATE |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 53-11-312-24 | 94222 | SOUTHCO INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| PC91011-135 | 09344 | ROCKWELL COLLINS, INC. DBA RC DISPLAYS SYSTEMS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5325011385576&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5325011385576
- 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/5325-01-138-5576/
JSON: https://nsnexplorer.com/api/nsn/5325-01-138-5576.json