The Insert,screw Thread, cataloged under National Stock Number 5325-01-324-3594, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. Government technical data includes 15 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5325-01-324-3594 |
| Item Name | Insert,screw Thread |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Status | ACTIVE |
| Length | 0.406 INCHES NOMINAL IN |
| Insert Size | 0.500-13 UNC-2A A |
| Style Designator | GROOVED KEYLOCK |
| Material Document and Classification | QQ-S-764,COND B FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Internal Thread Relief Depth | 0.070 INCHES NOMINAL IN |
| Features Provided | INDIVIDUALLY KEYED |
| Nominal Thread Size | 0.375 INCHES IN |
| Specification/standard Data | 96906-MS51830-204L GOVERNMENT STANDARD |
| Departure From Cited Document | AS MODIFIED BY LENGTH |
| Full Internal Thread Length | 0.336 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE OVERALL |
| Thread Class | 3B |
| Thread Quantity Per Inch | 24 |
| Material | STEEL COMP 304 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| 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 |
|---|---|
| C5080723 | 3/9 Design control — primary reference Us Army Combat Surveillance and Target Acquisition Laboratory |
NSN 5325-01-324-3594 is a Insert,screw Thread, classified under FSC 5325, Fastening Devices. Status: active.
Key specifications for 5325-01-324-3594: Length: 0.406 INCHES NOMINAL IN; Insert Size: 0.500-13 UNC-2A A; Style Designator: GROOVED KEYLOCK; Material Document and Classification: QQ-S-764,COND B FED SPEC SINGLE MATERIAL RESPONSE OVERALL. 15 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.