The Stud Assembly,turnlock Fastener, cataloged under National Stock Number 5325-00-471-0522, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Huck International, Inc. Government technical data includes 13 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-00-471-0522 |
| Primary Part Number | DKN7900-8B3 |
| Item Name | Stud Assembly,turnlock Fastener |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Huck International, Inc |
| Status | ACTIVE |
| Drive Type | SLOTTED |
| Material Accommodated Thickness | 0.313 INCHES MINIMUM AND 0.437 INCHES MAXIMUM IN |
| Diameter | 0.314 INCHES NOMINAL IN |
| Stud Head Height | 0.091 INCHES NOMINAL IN |
| Distance From Engaging Member to Largest Bearing Surface of Head | 0.790 INCHES NOMINAL IN |
| Turnlock Stud Head Style | FLAT FILLISTER |
| Surface Treatment | PASSIVATE STUD |
| Surface Treatment | ANODIZE EYELET |
| Material | ALUMINUM ALLOY EYELET |
| Material | STEEL CORROSION RESISTING TAPE |
| Stud Thread Size and Series/type Designator | 0.164-32 UNJC |
| Stud Assembly Style | STUD ASSEMBLY |
| Eyelet Length | 0.437 INCHES NOMINAL 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 |
|---|---|
| DKN7900-8B3 PRIMARY | Huck International, Inc (USA) |
| Reference | Meaning |
|---|---|
| DKN7900-8B3 | 5/9 Secondary reference U.S. Government activity |
| DKN7900-8B3 | C/1 Advisory reference — outside the item-of-supply concept Huck International, Inc. Div Huck Products Division |
| 155-0432-001 | 5/9 Secondary reference U.S. Government activity |
NSN 5325-00-471-0522 is a Stud Assembly,turnlock Fastener, manufactured by Huck International, Inc, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-00-471-0522 has 1 manufacturer part number on file: DKN7900-8B3 (Huck International, Inc).
Key specifications for DKN7900-8B3: Drive Type: SLOTTED; Material Accommodated Thickness: 0.313 INCHES MINIMUM AND 0.437 INCHES MAXIMUM IN; Diameter: 0.314 INCHES NOMINAL IN; Stud Head Height: 0.091 INCHES NOMINAL IN. 13 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.