The Channel,structural, cataloged under National Stock Number 9540-01-559-8266, 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 U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 13 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 9540-01-559-8266 |
| Primary Part Number | 12443579 |
| Item Name | Channel,structural |
| FSC / FSG | 9540 / 95 — Structural Shapes, Nonferrous Base Metal |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Component Quantity | 7 |
| Length | 74.96 INCHES NOMINAL IN |
| Base Flange Thickness | 0.125 INCHES NOMINAL IN |
| Left Side Flange Height | 2.00 INCHES NOMINAL IN |
| Fillet Radius Where Right Flange Joins Base Flange | 0.30 INCHES NOMINAL IN |
| Shape | RECTANGULAR |
| Component Document Origin | GOVERNMENT |
| Left Side Flange Thickness | 0.125 INCHES NOMINAL IN |
| Basic Shape Style | CHANNEL |
| Right Side Flange Height | 2.00 INCHES NOMINAL IN |
| Fillet Radius Where Left Flange Joins Base Flange | 0.30 INCHES NOMINAL IN |
| Right Side Flange Thickness | 0.125 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY |
| 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 |
|---|---|
| 12443579 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 9540-01-559-8266 is a Channel,structural, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 9540, Structural Shapes, Nonferrous Base Metal. Status: active.
NSN 9540-01-559-8266 has 1 manufacturer part number on file: 12443579 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 12443579: Component Quantity: 7; Length: 74.96 INCHES NOMINAL IN; Base Flange Thickness: 0.125 INCHES NOMINAL IN; Left Side Flange Height: 2.00 INCHES NOMINAL IN. 13 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.