The Stud,turnlock Fastener, cataloged under National Stock Number 5325-01-448-1471, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Southco Inc. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5325-01-448-1471 |
| Primary Part Number | 50-007W39 |
| Item Name | Stud,turnlock Fastener |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Southco Inc |
| Status | ACTIVE |
| Head Length | 0.865 INCHES NOMINAL IN |
| Material Accommodated Thickness | 0.361 INCHES NOMINAL IN |
| Turnlock Stud Shank Style | STUD SHANK |
| Material Document and Classification | AMS5047 ASSN STD SINGLE MATERIAL RESPONSE BARREL |
| Stud Head Height | 0.310 INCHES NOMINAL IN |
| Shank Neck Length | 0.490 INCHES NOMINAL IN |
| Turnlock Stud Head Style | FILLISTER WING |
| Stud Shank Major Diameter | 0.212 INCHES NOMINAL IN |
| Material | STEEL COMP 1010 BARREL |
| Grip Length | 0.620 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 |
|---|---|
| 50-007W39 | Southco Inc (USA) |
| 2351-W20-39D-C3Y | Southco Inc (USA) |
| Reference | Meaning |
|---|---|
| 50-007W39 | 3/2 Design control — primary reference U.S. Government activity |
| AW35T39DCBY | 5/9 Secondary reference Southco Inc. |
NSN 5325-01-448-1471 is a Stud,turnlock Fastener, manufactured by Southco Inc, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-448-1471 has 2 manufacturer part numbers on file: 50-007W39 (Southco Inc), 2351-W20-39D-C3Y (Southco Inc).
Key specifications for 50-007W39: Head Length: 0.865 INCHES NOMINAL IN; Material Accommodated Thickness: 0.361 INCHES NOMINAL IN; Turnlock Stud Shank Style: STUD SHANK; Material Document and Classification: AMS5047 ASSN STD SINGLE MATERIAL RESPONSE BARREL. 10 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.