The Channel,structural, cataloged under National Stock Number 9540-00-003-9539, is classified within Federal Supply Class 9540 (Structural Shapes, Nonferrous Base Metal) of the Metal Bars, Sheets, and Shapes group. Government technical data includes 28 specifications, cited from the U.S. Government catalog. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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 | 9540-00-003-9539 |
| Item Name | Channel,structural |
| FSC / FSG | 9540 / 95 — Structural Shapes, Nonferrous Base Metal |
| Status | ACTIVE |
| Right Side Top Flange Thickness | 0.025 INCHES NOMINAL IN |
| Fillet Radius Where Right Flange Joins Top Flange | 0.040 INCHES NOMINAL IN |
| Right Side Top Flange Width | 0.105 INCHES NOMINAL IN |
| Length | 14.167 FEET NOMINAL FT |
| Base Flange Thickness | 0.025 INCHES NOMINAL IN |
| Fillet Radius Where Left Flange Joins Top Flange | 0.040 INCHES NOMINAL IN |
| Left Side Flange Height | 0.130 INCHES NOMINAL IN |
| Heat Treatment | T-4 SOLUTION HEAT TREATED |
| Fillet Radius Where Right Flange Joins Base Flange | 0.040 INCHES NOMINAL IN |
| Material Document and Classification | AMS-QQ-A-200/8 FED SPEC SINGLE MATERIAL RESPONSE |
| Left Side Flange Thickness | 0.025 INCHES NOMINAL IN |
| Basic Shape Style | CHANNEL |
| Right Side Flange Height | 0.130 INCHES NOMINAL IN |
| Weight Per Unit Measure | 0.027 POUNDS PER LINEAR FOOT LBS |
| Fillet Radius Where Left Flange Joins Base Flange | 0.040 INCHES NOMINAL IN |
| Right Side Flange Thickness | 0.025 INCHES NOMINAL IN |
| Nondefinitive Spec/std Data | 6061 ALLOY AND T4 TEMPER |
| Left Side Top Flange Width | 0.105 INCHES NOMINAL IN |
| Right Inside Angle | 90.0 DEGREES NOMINAL |
| Left Inside Angle | 90.0 DEGREES NOMINAL |
| Outer Radius Where Left Flange Joins Base Flange | 0.065 INCHES NOMINAL IN |
| Outer Radius Where Right Flange Joins Top Flange | 0.065 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY 6061 |
| First Tip Style | SQUARE END |
| Left Side Top Flange Thickness | 0.025 INCHES NOMINAL IN |
| Second Tip Relationship to First Tip | IDENTICAL |
| Outer Radius Where Right Flange Joins Base Flange | 0.065 INCHES NOMINAL IN |
| Outer Radius Where Left Flange Joins Top Flange | 0.065 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 |
|---|---|
| 60-23425 | 5/1 Secondary reference Transtar Metals Corp |
| 5-8259 | 5/9 Secondary reference Universal Alloy Corporation Div Universal Alloy Corp |
| SAE-AMS-QQ-A-200/8 | 3/1 Design control — primary reference Sae International Dba Sae International |
| AMS-QQ-A-200/8 | 5/9 Secondary reference Sae International Dba Sae International |
| QQ-A-200/8 | 5/9 Secondary reference U.S. Government activity |
| LS6094 | 3/1 Design control — primary reference U.S. Government activity |
| AMS-QQ-A-200/8 | 5/9 Secondary reference U.S. Government activity |
NSN 9540-00-003-9539 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): 5945-00-676-3476, 4730-01-231-3097, 5310-01-328-1555. Verify interchangeability with system specifications before substitution.
Key specifications for 9540-00-003-9539: Right Side Top Flange Thickness: 0.025 INCHES NOMINAL IN; Fillet Radius Where Right Flange Joins Top Flange: 0.040 INCHES NOMINAL IN; Right Side Top Flange Width: 0.105 INCHES NOMINAL IN; Length: 14.167 FEET NOMINAL FT. 28 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.