The Stud,turnlock Fastener, cataloged under National Stock Number 5325-00-590-7136, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. Government technical data includes 14 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5325-00-590-7136 |
| Item Name | Stud,turnlock Fastener |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-P-416 TY 1 CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Head Length | 0.910 INCHES NOMINAL IN |
| Drive Type | SLOTTED |
| Material Accommodated Thickness | 0.240 INCHES MINIMUM AND 0.290 INCHES MAXIMUM IN |
| Turnlock Stud Shank Style | STUD SHANK |
| Material Document and Classification | AISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Stud Head Height | 0.775 INCHES NOMINAL IN |
| Shank Neck Length | 0.225 INCHES NOMINAL IN |
| Securing Device Type | GROMMET |
| Turnlock Stud Head Style | LOOP ON FLAT FILLISTER |
| Stud Shank Major Diameter | 0.250 INCHES NOMINAL IN |
| Surface Treatment | CADMIUM OVERALL |
| Material | STEEL COMP 1118 OVERALL |
| Grip Length | 0.450 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 |
|---|---|
| BJR4-45-118 | 3/9 Design control — primary reference Southco Inc |
| 8JR4-45-118 | C/1 Advisory reference — outside the item-of-supply concept Southco Inc |
NSN 5325-00-590-7136 is a Stud,turnlock Fastener, classified under FSC 5325, Fastening Devices. Status: active.
Key specifications for 5325-00-590-7136: Surface Treatment Document and Classification: QQ-P-416 TY 1 CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Head Length: 0.910 INCHES NOMINAL IN; Drive Type: SLOTTED; Material Accommodated Thickness: 0.240 INCHES MINIMUM AND 0.290 INCHES MAXIMUM IN. 14 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.