The Stud Assembly,turnlock Fastener, cataloged under National Stock Number 5325-01-043-7833, 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13 specifications, cited from the U.S. Government catalog. 8 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-01-043-7833 |
| Item Name | Stud Assembly,turnlock Fastener |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-P-416,TYPE 2 CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Eyelet Outside Diameter | 0.247 INCHES NOMINAL IN |
| Drive Type | CROSS RECESS |
| Diameter | 0.388 INCHES MINIMUM AND 0.393 INCHES MAXIMUM IN |
| Distance From Engaging Member to Largest Bearing Surface of Head | 0.917 INCHES NOMINAL IN |
| Turnlock Stud Head Style | FLAT COUNTERSUNK |
| Surface Treatment | CADMIUM OVERALL |
| Material | STEEL COMP 4037 STUD |
| Material | STEEL EYELET |
| Material | STEEL EJECTOR SPRING |
| Material | STEEL PIN |
| Stud Assembly Style | STUD ASSEMBLY |
| Eyelet Length | 0.328 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 |
|---|---|
| BACS21Y15FR | 5/9 Secondary reference U.S. Government activity |
| 27S3-15 | 5/9 Secondary reference American Safety Flight Systems Inc |
| BACS21EE15FR | 5/9 Secondary reference Monadnock Company, the Dba Lisi Aerospace |
| BACS21EE15FR | 3/2 Design control — primary reference U.S. Government activity |
| 1127004-15 | 5/9 Secondary reference Monadnock Company, the Dba Lisi Aerospace |
| BACS21EE15FR | 5/9 Secondary reference Howmet Global Fastening Systems Inc Div Camloc Products |
| 27S3-15 | 5/9 Secondary reference Howmet Global Fastening Systems Inc Div Camloc Products |
| 27S3-15 | 5/9 Secondary reference Conax Florida Corporation |
NSN 5325-01-043-7833 is a Stud Assembly,turnlock Fastener, classified under FSC 5325, Fastening Devices. Status: active.
Key specifications for 5325-01-043-7833: Surface Treatment Document and Classification: QQ-P-416,TYPE 2 CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Eyelet Outside Diameter: 0.247 INCHES NOMINAL IN; Drive Type: CROSS RECESS; Diameter: 0.388 INCHES MINIMUM AND 0.393 INCHES MAXIMUM 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.