The Stud Assembly,turnlock Fastener, cataloged under National Stock Number 5325-01-536-2970, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. Government technical data includes 17 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5325-01-536-2970 |
| Item Name | Stud Assembly,turnlock Fastener |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-A-8625,TY 1,CL 2 MIL SPEC SINGLE TREATMENT RESPONSE RECEPTACLE |
| Surface Treatment Document and Classification | MIL-F-495 MIL SPEC SINGLE TREATMENT RESPONSE EYELET |
| Eyelet Outside Diameter | 0.373 INCHES MINIMUM AND 0.377 INCHES MAXIMUM IN |
| Drive Type | SLOTTED |
| Material Accommodated Thickness | 0.064 INCHES NOMINAL IN |
| Material Document and Classification | AISI C1118 ASSN STD SINGLE MATERIAL RESPONSE STUD |
| Material Document and Classification | QQ-A-225/8 FED SPEC SINGLE MATERIAL RESPONSE RECEPTACLE |
| Diameter | 0.373 INCHES MINIMUM AND 0.377 INCHES MAXIMUM IN |
| Stud Head Height | 0.285 INCHES NOMINAL IN |
| Distance From Engaging Member to Largest Bearing Surface of Head | 0.380 INCHES NOMINAL IN |
| Turnlock Stud Head Style | FLAT FILLISTER |
| Surface Treatment | CADMIUM AND CHROMATE STUD |
| Material | ALUMINUM ALLOY 6061 RECEPTACLE |
| Material | COPPER ALLOY EYELET |
| Stud Assembly Style | STUD ASSEMBLY |
| Stud Diameter | 0.212 INCHES MINIMUM AND 0.215 INCHES MAXIMUM IN |
| Eyelet Length | 0.361 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 |
|---|---|
| BACS21DX1D | 3/2 Design control — primary reference U.S. Government activity |
NSN 5325-01-536-2970 is a Stud Assembly,turnlock Fastener, classified under FSC 5325, Fastening Devices. Status: active.
Key specifications for 5325-01-536-2970: Surface Treatment Document and Classification: MIL-A-8625,TY 1,CL 2 MIL SPEC SINGLE TREATMENT RESPONSE RECEPTACLE; Surface Treatment Document and Classification: MIL-F-495 MIL SPEC SINGLE TREATMENT RESPONSE EYELET; Eyelet Outside Diameter: 0.373 INCHES MINIMUM AND 0.377 INCHES MAXIMUM IN; Drive Type: SLOTTED. 17 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.