# NSN 5325-00-574-6645: Stud Assembly, Turnlock Fastener

NSN 5325-00-574-6645 (also written 5325005746645; NIIN 00-574-6645) is a stud assembly, turnlock fastener in Federal Supply Class 5325, Fastening Devices. 3 manufacturer part numbers from 3 suppliers are on record. No purchases are on record yet.

## Identification

- NSN: 5325-00-574-6645 (5325005746645)
- NIIN: 00-574-6645 (005746645)
- 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 Q: the government lacks adequate data or rights, but breakout to competition is expected. (observed 2026-10-10)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | EYELET FED SPEC SINGLE TREATMENT RESPONSE QQ--416,CL 2,TY 2 |
| AGSM | MATERIAL ACCOMMODATED THICKNESS | INCHES MINIMUM 0.358 AND INCHES MAXIMUM 0.457 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | EYELET ASSN STD SINGLE MATERIAL RESPONSE ST- A331 |
| SFTT | SURFACE TREATMENT | EJECTOR SPRING PASSIVATE |
| MATT | MATERIAL | EYELET STEEL COMP 4130 |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | STUD FED SPEC SINGLE TREATMENT RESPONSE QQ--416,CL 2,TY 2 |
| ABMZ | DIAMETER | INCHES NOMINAL 0.380 |
| AGRD | TURNLOCK STUD HEAD STYLE | — |
| AGRE | STUD ASSEMBLY STYLE | — |
| SFTT | SURFACE TREATMENT | EYELET CADMIUM AND CHROMATE |
| MATT | MATERIAL | EJECTOR SPRING STEEL CORROSION RESISTING |
| AGRF | DISTANCE FROM ENGAGING MEMBER TO LARGEST BEARING SURFACE OF HEAD | INCHES MINIMUM 0.839 AND INCHES MAXIMUM 0.854 |
| AGRH | EYELET OUTSIDE DIAMETER | INCHES MINIMUM 0.3735 AND INCHES MAXIMUM 0.3745 |
| AKCV | DRIVE TYPE | CROSS RECESS |
| MATT | MATERIAL | STUD STEEL COMP 8740 OR STEEL COMP 4037 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | STUD MIL SPEC 1ST MATERIAL RESPONSE -IL-S-6047 OR ASSN STD 2ND MATERIAL RESPONSE AST- 547 |
| AGRK | EYELET LENGTH | INCHES MINIMUM 0.474 AND INCHES MAXIMUM 0.480 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | EJECTOR SPRING ASSN STD SINGLE MATERIAL RESPONSE A-S 5678 |
| SFTT | SURFACE TREATMENT | STUD CADMIUM AND CHROMATE |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | EJECTOR SPRING FED SPEC SINGLE TREATMENT RESPONSE QQ--35 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 4S15-10 | 71286 | HOWMET GLOBAL FASTENING SYSTEMS INC DIV CAMLOC PRODUCTS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 4S15-10 | D0680 | FAIRCHILD FASTENERS EUROPE - CAMLOC GMBH | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 50-043-1P10 | 97499 | BELL TEXTRON 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=5325005746645&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5325005746645
- 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/5325-00-574-6645/
JSON: https://nsnexplorer.com/api/nsn/5325-00-574-6645.json