The Channel,structural, cataloged under National Stock Number 9540-00-277-6059, is classified within Federal Supply Class 9540 (Structural Shapes, Nonferrous Base Metal) of the Metal Bars, Sheets, and Shapes group. Government technical data includes 29 specifications, cited from the U.S. Government catalog. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 9540-00-277-6059 |
| Item Name | Channel,structural |
| FSC / FSG | 9540 / 95 — Structural Shapes, Nonferrous Base Metal |
| Status | ACTIVE |
| Right Outside Angle | 90.0 DEGREES NOMINAL |
| First Tip Inner Radius | 0.031 INCHES NOMINAL IN |
| Length | 20.000 FEET MINIMUM AND 30.000 FEET MAXIMUM FT |
| Base Flange Thickness | 0.325 INCHES NOMINAL IN |
| Left Side Flange Height | 1.885 INCHES NOMINAL IN |
| Heat Treatment | T-6 SOLUTION HEAT TREATED |
| Left Flange Thickness at Base | 0.450 INCHES NOMINAL IN |
| Fillet Radius Where Right Flange Joins Base Flange | 0.290 INCHES NOMINAL IN |
| Material Document and Classification | AMS-QQ-A-200/8 FED SPEC SINGLE MATERIAL RESPONSE |
| Left Side Flange Thickness | 0.190 INCHES NOMINAL IN |
| Basic Shape Style | CHANNEL |
| Second Tip Outer Radius | 0.031 INCHES NOMINAL IN |
| Right Side Flange Height | 1.885 INCHES NOMINAL IN |
| Left Outside Angle | 90.0 DEGREES NOMINAL |
| Second Tip Inner Radius | 0.110 INCHES NOMINAL IN |
| Weight Per Unit Measure | 3.190 POUNDS PER LINEAR FOOT LBS |
| Fillet Radius Where Left Flange Joins Base Flange | 0.290 INCHES NOMINAL IN |
| Right Side Flange Thickness | 0.190 INCHES NOMINAL IN |
| Nondefinitive Spec/std Data | T6 TEMPER |
| Right Flange Thickness at Base | 0.450 INCHES NOMINAL IN |
| Left Inside Angle | 90.0 DEGREES NOMINAL |
| Outer Radius Where Left Flange Joins Base Flange | 0.031 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY 6061 |
| Fabrication Method | EXTRUDED |
| First Tip Outer Radius | 0.110 INCHES NOMINAL IN |
| First Tip Style | SQUARE W/ INNER AND OUTER CORNER RADII |
| Second Tip Relationship to First Tip | NOT IDENTICAL |
| Outer Radius Where Right Flange Joins Base Flange | 0.031 INCHES NOMINAL IN |
| Second Tip Style | SQUARE W/ INNER AND OUTER CORNER RADII |
| 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-200/8 | 5/9 Secondary reference U.S. Government activity |
| AMS-QQ-A-200/8 | 5/9 Secondary reference Sae International Dba Sae International |
| QQ-A-200/16 | 5/9 Secondary reference U.S. Government activity |
| SAE-AMS-QQ-A-200/8 | 3/1 Design control — primary reference Sae International Dba Sae International |
| 17956 | 5/9 Secondary reference International Light Metals Corp Sub of Martin Marietta Corp |
NSN 9540-00-277-6059 is a Channel,structural, classified under FSC 9540, Structural Shapes, Nonferrous Base Metal. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 2910-01-396-1524, 4130-01-459-9604. Verify interchangeability with system specifications before substitution.
Key specifications for 9540-00-277-6059: Right Outside Angle: 90.0 DEGREES NOMINAL; First Tip Inner Radius: 0.031 INCHES NOMINAL IN; Length: 20.000 FEET MINIMUM AND 30.000 FEET MAXIMUM FT; Base Flange Thickness: 0.325 INCHES NOMINAL IN. 29 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.