The Angle,structural, cataloged under National Stock Number 9540-01-398-3590, is classified within Federal Supply Class 9540 (Structural Shapes, Nonferrous Base Metal) of the Metal Bars, Sheets, and Shapes group. Government technical data includes 12 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 9540-01-398-3590 |
| Item Name | Angle,structural |
| FSC / FSG | 9540 / 95 — Structural Shapes, Nonferrous Base Metal |
| Status | ACTIVE |
| Length | 12.000 FEET NOMINAL FT |
| Base Flange Thickness | 0.032 INCHES NOMINAL IN |
| Heat Treatment | T-3 SOLUTION HEAT TREATED |
| Material Document and Classification | QQ-A-250/5 FED SPEC SINGLE MATERIAL RESPONSE |
| Left Side Flange Thickness | 0.032 INCHES NOMINAL IN |
| Basic Shape Style | ANGLE |
| Nondefinitive Spec/std Data | 2024 ALLOY AND T3 TEMPER |
| Left Inside Angle | 90.0 DEGREES NOMINAL |
| Material | ALUMINUM ALLOY 2024 AND ALUMINUM ALLOY 1230 |
| Fabrication Method | EXTRUDED |
| First Tip Style | SQUARE END |
| Second Tip Relationship to First Tip | IDENTICAL |
| 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 |
|---|---|
| 406-060-804-143 | 3/1 Design control — primary reference U.S. Government activity |
| AMS-QQ-A-250/5 | 5/9 Secondary reference U.S. Government activity |
| AMS-QQ-A-250/5 | 3/1 Design control — primary reference Sae International Dba Sae International |
NSN 9540-01-398-3590 is a Angle,structural, classified under FSC 9540, Structural Shapes, Nonferrous Base Metal. Status: active.
Key specifications for 9540-01-398-3590: Overall Height: 1.000 INCHES NOMINAL IN; Length: 12.000 FEET NOMINAL FT; Base Flange Thickness: 0.032 INCHES NOMINAL IN; Heat Treatment: T-3 SOLUTION HEAT TREATED. 12 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.