The Stud,turnlock Fastener, cataloged under National Stock Number 5325-01-615-5021, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is General Dynamics Land Systems -Force Protection Europe. Government technical data includes 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-01-615-5021 |
| Primary Part Number | 40003388 |
| Item Name | Stud,turnlock Fastener |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | General Dynamics Land Systems -Force Protection Europe |
| Status | ACTIVE |
| Head Length | 0.375 INCHES NOMINAL IN |
| Extension Length | 0.630 INCHES NOMINAL IN |
| Stud Head Height | 0.175 INCHES NOMINAL IN |
| Turnlock Stud Head Style | LOOP ON BELL |
| 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 |
|---|---|
| 40003388 | General Dynamics Land Systems -Force Protection Europe (GBR) |
| Reference | Meaning |
|---|---|
| 82-15-160-20 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5325-01-615-5021 is a Stud,turnlock Fastener, manufactured by General Dynamics Land Systems -Force Protection Europe, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-615-5021 has 1 manufacturer part number on file: 40003388 (General Dynamics Land Systems -Force Protection Europe).
Key specifications for 40003388: Head Length: 0.375 INCHES NOMINAL IN; Extension Length: 0.630 INCHES NOMINAL IN; Stud Head Height: 0.175 INCHES NOMINAL IN; Turnlock Stud Head Style: LOOP ON BELL. 4 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.