The Angle,structural, cataloged under National Stock Number 9540-00-050-4479, 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12 specifications, cited from the U.S. Government catalog. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 6 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 9540-00-050-4479 |
| Item Name | Angle,structural |
| FSC / FSG | 9540 / 95 — Structural Shapes, Nonferrous Base Metal |
| Status | ACTIVE |
| Length | 12.500 FEET NOMINAL FT |
| Base Flange Thickness | 0.125 INCHES NOMINAL IN |
| Heat Treatment | T-4510 SOLUTION HEAT TREATED |
| Material Document and Classification | AMS-QQ-A-200/8 FED SPEC SINGLE MATERIAL RESPONSE |
| Left Side Flange Thickness | 0.125 INCHES NOMINAL IN |
| Basic Shape Style | ANGLE |
| Weight Per Unit Measure | 0.206 POUNDS PER LINEAR FOOT LBS |
| Nondefinitive Spec/std Data | 6061 ALLOY AND T4510 TEMPER |
| Left Inside Angle | 90.0 DEGREES NOMINAL |
| Material | ALUMINUM ALLOY 6061 |
| 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 |
|---|---|
| QQ-A-200/8 | 5/9 Secondary reference U.S. Government activity |
| AMS-QQ-A-200/8 | 5/9 Secondary reference Sae International Dba Sae International |
| ASTM B221 | 5/9 Secondary reference U.S. Government activity |
| AMS-QQ-A-200/8 | 5/9 Secondary reference U.S. Government activity |
| 79A | 3/1 Design control — primary reference Aluminum Co of America |
| 9540PL0900324 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| SAE-AMS-QQ-A-200/8 | 3/1 Design control — primary reference Sae International Dba Sae International |
NSN 9540-00-050-4479 is a Angle,structural, classified under FSC 9540, Structural Shapes, Nonferrous Base Metal. Status: active.
6 possible matches (shared part number, not a government interchangeability claim): 5210-00-221-2085, 3895-00-575-0035, 9540-00-763-7508. Verify interchangeability with system specifications before substitution.
Key specifications for 9540-00-050-4479: Overall Height: 0.750 INCHES NOMINAL IN; Length: 12.500 FEET NOMINAL FT; Base Flange Thickness: 0.125 INCHES NOMINAL IN; Heat Treatment: T-4510 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.