The Channel,structural, cataloged under National Stock Number 9540-01-203-6588, is classified within Federal Supply Class 9540 (Structural Shapes, Nonferrous Base Metal) of the Metal Bars, Sheets, and Shapes group. The manufacturer of record is Edgcomb Steel Co. Government technical data includes 16 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 9540-01-203-6588 |
| Primary Part Number | 6061T6CHAN4INDP1.58INW0.180INT |
| Item Name | Channel,structural |
| FSC / FSG | 9540 / 95 — Structural Shapes, Nonferrous Base Metal |
| Manufacturer | Edgcomb Steel Co |
| Status | ACTIVE |
| Length | 10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT |
| Base Flange Thickness | 0.180 INCHES NOMINAL IN |
| Left Side Flange Height | 4.000 INCHES NOMINAL IN |
| Heat Treatment | T-6 SOLUTION HEAT TREATED |
| Material Document and Classification | AMS-QQ-A-200/8 FED SPEC SINGLE MATERIAL RESPONSE |
| Left Side Flange Thickness | 0.180 INCHES NOMINAL IN |
| Basic Shape Style | CHANNEL |
| Right Side Flange Height | 4.000 INCHES NOMINAL IN |
| Right Side Flange Thickness | 0.180 INCHES NOMINAL IN |
| Nondefinitive Spec/std Data | T6 TEMPER |
| Right Inside Angle | 90.0 DEGREES NOMINAL |
| Left Inside Angle | 90.0 DEGREES NOMINAL |
| Material | ALUMINUM ALLOY 6061 |
| 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 |
| Part Number | Manufacturer |
|---|---|
| 6061T6CHAN4INDP1.58INW0.180INT PRIMARY | Edgcomb Steel Co (USA) |
| Reference | Meaning |
|---|---|
| QQ-A-200/16 | 5/9 Secondary reference U.S. Government activity |
| 6061T6CHAN4INDP1.58INW0.180INT | 5/9 Secondary reference U.S. Government activity |
| AMS-QQ-A-200/8 | 5/9 Secondary reference Sae International Dba Sae International |
| 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 U.S. Government activity |
NSN 9540-01-203-6588 is a Channel,structural, manufactured by Edgcomb Steel Co, classified under FSC 9540, Structural Shapes, Nonferrous Base Metal. Status: active.
NSN 9540-01-203-6588 has 1 manufacturer part number on file: 6061T6CHAN4INDP1.58INW0.180INT (Edgcomb Steel Co).
Key specifications for 6061T6CHAN4INDP1.58INW0.180INT: Length: 10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT; Base Flange Thickness: 0.180 INCHES NOMINAL IN; Left Side Flange Height: 4.000 INCHES NOMINAL IN; Heat Treatment: T-6 SOLUTION HEAT TREATED. 16 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.