The Stud,turnlock Fastener, cataloged under National Stock Number 5325-00-281-5044, 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14 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5325-00-281-5044 |
| Item Name | Stud,turnlock Fastener |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-P-416,CL 2,TY 1 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Drive Type | SLOTTED |
| Material Accommodated Thickness | 0.291 INCHES MINIMUM AND 0.300 INCHES MAXIMUM IN |
| Turnlock Stud Shank Style | STUD SHANK |
| Material Document and Classification | 2320,FSCM 81343 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| Diameter | 0.557 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN |
| Shank Neck Length | 0.410 INCHES NOMINAL IN |
| Securing Device Type | GROMMET |
| Nondefinitive Spec/std Data | 2 TYPE AND 1 STYLE AND A CLASS AND B CLASS AND 5 SIZE |
| Turnlock Stud Head Style | FILLISTER |
| Stud Shank Major Diameter | 0.306 INCHES MINIMUM AND 0.311 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OVERALL |
| Material | STEEL OVERALL |
| Grip Length | 0.600 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 |
|---|---|
| 50-005A30 | 5/2 Secondary reference U.S. Government activity |
| A5T30 | 3/9 Design control — primary reference Southco Inc |
NSN 5325-00-281-5044 is a Stud,turnlock Fastener, classified under FSC 5325, Fastening Devices. Status: active.
Key specifications for 5325-00-281-5044: Surface Treatment Document and Classification: QQ-P-416,CL 2,TY 1 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Drive Type: SLOTTED; Material Accommodated Thickness: 0.291 INCHES MINIMUM AND 0.300 INCHES MAXIMUM IN; Turnlock Stud Shank Style: STUD SHANK. 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.