The Channel,structural, cataloged under National Stock Number 9540-01-495-0474, is classified within Federal Supply Class 9540 (Structural Shapes, Nonferrous Base Metal) of the Metal Bars, Sheets, and Shapes group. Government technical data includes 18 specifications, cited from the U.S. Government catalog. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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 | 9540-01-495-0474 |
| Item Name | Channel,structural |
| FSC / FSG | 9540 / 95 — Structural Shapes, Nonferrous Base Metal |
| Status | ACTIVE |
| Length | 10.000 INCHES MINIMUM AND 12.000 INCHES MAXIMUM IN |
| Base Flange Thickness | 0.094 INCHES NOMINAL IN |
| Left Side Flange Height | 1.375 INCHES NOMINAL IN |
| Heat Treatment | T-73511 SOLUTION HEAT TREATED |
| Fillet Radius Where Right Flange Joins Base Flange | 0.125 INCHES NOMINAL IN |
| Material Document and Classification | AMS-QQ-A-200/11 FED SPEC SINGLE MATERIAL RESPONSE |
| Left Side Flange Thickness | 0.094 INCHES NOMINAL IN |
| Basic Shape Style | CHANNEL |
| Right Side Flange Height | 1.375 INCHES NOMINAL IN |
| Fillet Radius Where Left Flange Joins Base Flange | 0.125 INCHES NOMINAL IN |
| Right Side Flange Thickness | 0.094 INCHES NOMINAL IN |
| Nondefinitive Spec/std Data | 7075 ALLOY AND T73511 TEMPER |
| Right Inside Angle | 90.0 DEGREES NOMINAL |
| Left Inside Angle | 90.0 DEGREES NOMINAL |
| Material | ALUMINUM ALLOY 7075 |
| 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 |
|---|---|
| AMS-QQ-A-200/11 | 5/9 Secondary reference U.S. Government activity |
| 10137-1114 | 3/1 Design control — primary reference Transtar Metals Corp |
| 1MA120D05-10078 | 5/9 Secondary reference The Boeing Company Div Defense |
| AND10137 | 5/1 Secondary reference U.S. Government activity |
| AMS-QQ-A-200/11 | 3/1 Design control — primary reference Sae International Dba Sae International |
NSN 9540-01-495-0474 is a Channel,structural, classified under FSC 9540, Structural Shapes, Nonferrous Base Metal. Status: active.
3 possible matches (shared part number, not a government interchangeability claim): 9540-01-495-0494, 9540-01-495-0511, 9540-01-495-0519. Verify interchangeability with system specifications before substitution.
Key specifications for 9540-01-495-0474: Length: 10.000 INCHES MINIMUM AND 12.000 INCHES MAXIMUM IN; Base Flange Thickness: 0.094 INCHES NOMINAL IN; Left Side Flange Height: 1.375 INCHES NOMINAL IN; Heat Treatment: T-73511 SOLUTION HEAT TREATED. 18 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.