# NSN 5325-01-516-3176: Stud, Turnlock Fastener

NSN 5325-01-516-3176 (also written 5325015163176; NIIN 01-516-3176) is a stud, turnlock fastener in Federal Supply Class 5325, Fastening Devices. 4 manufacturer part numbers from 3 suppliers are on record. No purchases are on record yet.

## Identification

- NSN: 5325-01-516-3176 (5325015163176)
- NIIN: 01-516-3176 (015163176)
- Item name: STUD,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 C: needs engineering source approval; other sources must qualify first. (observed 2026-10-10)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AATQ | GRIP LENGTH | INCHES MINIMUM 0.700 AND INCHES MAXIMUM 0.720 |
| ABMZ | DIAMETER | INCHES MINIMUM 0.620 AND INCHES MAXIMUM 0.625 |
| AGQY | TURNLOCK STUD SHANK STYLE | — |
| AGRD | TURNLOCK STUD HEAD STYLE | — |
| AKCV | DRIVE TYPE | SLOTTED |
| CQYN | SHANK NECK LENGTH | INCHES MINIMUM 0.470 AND INCHES MAXIMUM 0.490 |
| CSGB | STUD SHANK MAJOR DIAMETER | INCHES MINIMUM 0.369 AND INCHES MAXIMUM 0.374 |
| MATT | MATERIAL | OVERALL STEEL COMP 2317 OR STEEL COMP 8620 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | OVERALL ASSN STD SINGLE MATERIAL RESPONSE SAE J778-2317 OR ASSN STD SINGLE MATERIAL RESPONSE AISI 8620 |
| SFTT | SURFACE TREATMENT | OVERALL CADMIUM |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | OVERALL FED SPEC SINGLE TREATMENT RESPONSE QQ--416, TYE 1, CLASS 2 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| A6T35 | 72794 | SOUTHCO INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| D4-A6T35 | 94222 | SOUTHCO INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| GS520B12-35 | 26512 | NORTHROP GRUMMAN SYSTEMS CORPORATION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| GS520B12-35 | 72794 | SOUTHCO INC | [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=5325015163176&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5325015163176
- 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/5325-01-516-3176/
JSON: https://nsnexplorer.com/api/nsn/5325-01-516-3176.json