The Stud,turnlock Fastener, cataloged under National Stock Number 5325-01-434-3779, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Embraer S.a.. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-01-434-3779 |
| Primary Part Number | CA2023-3S |
| Item Name | Stud,turnlock Fastener |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Embraer S.a. |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE BARREL |
| Drive Type | SOCKET |
| Material Accommodated Thickness | 0.312 INCHES MAXIMUM IN |
| Turnlock Stud Shank Style | STUD SHANK |
| Extension Length | 0.130 INCHES NOMINAL IN |
| Diameter | 0.332 INCHES MINIMUM AND 0.342 INCHES MAXIMUM IN |
| Turnlock Stud Head Style | FLAT COUNTERSUNK |
| Stud Shank Major Diameter | 0.184 INCHES MINIMUM AND 0.186 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE BARREL |
| Material | STEEL CORROSION RESISTING BARREL |
| Grip Length | 0.251 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| CA2023-3S | Embraer S.a. (BRA) |
| Reference | Meaning |
|---|---|
| 235-073-0002 | 3/2 Design control — primary reference U.S. Government activity |
| CA2023-3S | 5/9 Secondary reference Howmet Global Fastening Systems Inc. Div Tridair Products |
NSN 5325-01-434-3779 is a Stud,turnlock Fastener, manufactured by Embraer S.a., classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-434-3779 has 1 manufacturer part number on file: CA2023-3S (Embraer S.a.).
Key specifications for CA2023-3S: Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE BARREL; Drive Type: SOCKET; Material Accommodated Thickness: 0.312 INCHES MAXIMUM IN; Turnlock Stud Shank Style: STUD SHANK. 11 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.