The Stud,turnlock Fastener, cataloged under National Stock Number 5325-01-187-6243, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. Government technical data includes 13 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-01-187-6243 |
| Item Name | Stud,turnlock Fastener |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-C-87115 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Head Length | 0.875 INCHES NOMINAL IN |
| Material Accommodated Thickness | 0.390 INCHES MINIMUM AND 0.409 INCHES MAXIMUM IN |
| Turnlock Stud Shank Style | STUD SHANK |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| Stud Head Height | 0.440 INCHES NOMINAL IN |
| Shank Neck Length | 0.427 INCHES NOMINAL IN |
| Securing Device Type | RING |
| Turnlock Stud Head Style | FILLISTER WING |
| Stud Shank Major Diameter | 0.240 INCHES NOMINAL IN |
| Surface Treatment | CHROMATE AND ZINC OVERALL |
| Material | STEEL COMP 1008 OR STEEL COMP 1009 OR STEEL COMP 1010 OR STEEL COMP 1012 OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1017 OR STEEL COMP 1018 OR STEEL COMP 1117 OVERALL |
| Grip Length | 0.545 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 |
| Reference | Meaning |
|---|---|
| 583R021H13 | 7/2 Vendor item drawing reference U.S. Government activity |
| 82-12-400-16 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5325-01-187-6243 is a Stud,turnlock Fastener, classified under FSC 5325, Fastening Devices. Status: active.
Key specifications for 5325-01-187-6243: Surface Treatment Document and Classification: MIL-C-87115 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Head Length: 0.875 INCHES NOMINAL IN; Material Accommodated Thickness: 0.390 INCHES MINIMUM AND 0.409 INCHES MAXIMUM IN; Turnlock Stud Shank Style: STUD SHANK. 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.