The Fastener Assembly,turnlock, cataloged under National Stock Number 5325-01-040-2375, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-01-040-2375 |
| Item Name | Fastener Assembly,turnlock |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-P-416,CLASS 2,TYPE 1 FED SPEC ALL TREATMENT RESPONSES OVERALL |
| Drive Type | SLOTTED |
| Material Accommodated Thickness | 0.064 INCHES NOMINAL IN |
| Diameter | 0.373 INCHES MINIMUM AND 0.377 INCHES MAXIMUM IN |
| Stud Head Height | 0.285 INCHES NOMINAL IN |
| Stud Shank Major Diameter | 0.212 INCHES MINIMUM AND 0.215 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OVERALL |
| Minor Diameter Length | 0.080 INCHES NOMINAL IN |
| Minor Diameter | 0.253 INCHES MINIMUM AND 0.257 INCHES MAXIMUM IN |
| Material | STEEL OVERALL |
| 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 |
|---|---|
| PFSC31-2-38ABKIR | 3/9 Design control — primary reference Southco Inc |
NSN 5325-01-040-2375 is a Fastener Assembly,turnlock, classified under FSC 5325, Fastening Devices. Status: active.
Key specifications for 5325-01-040-2375: Surface Treatment Document and Classification: QQ-P-416,CLASS 2,TYPE 1 FED SPEC ALL TREATMENT RESPONSES OVERALL; Drive Type: SLOTTED; Material Accommodated Thickness: 0.064 INCHES NOMINAL IN; Diameter: 0.373 INCHES MINIMUM AND 0.377 INCHES MAXIMUM IN. 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.