The Channel,structural, cataloged under National Stock Number 9540-01-321-9958, 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 Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate. Government technical data includes 18 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 | 9540-01-321-9958 |
| Primary Part Number | 12910397 |
| Item Name | Channel,structural |
| FSC / FSG | 9540 / 95 — Structural Shapes, Nonferrous Base Metal |
| Manufacturer | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate |
| Status | ACTIVE |
| Fillet Radius Where Right Flange Joins Top Flange | 0.190 INCHES NOMINAL IN |
| Right Side Top Flange Width | 1.320 INCHES MINIMUM AND 1.440 INCHES MAXIMUM IN |
| Length | 10.320 INCHES MINIMUM AND 10.440 INCHES MAXIMUM IN |
| Base Flange Thickness | 0.090 INCHES NOMINAL IN |
| Left Side Flange Height | 1.690 INCHES MINIMUM AND 1.810 INCHES MAXIMUM IN |
| Heat Treatment | H-323 STRAIN HARDENED OR H-32 STRAIN HARDENED |
| Fillet Radius Where Right Flange Joins Base Flange | 0.190 INCHES NOMINAL IN |
| Material Document and Classification | ASM-QQ-A-250/6 ASSN STD 2ND MATERIAL RESPONSE OR AMS-QQ-A-250/8 ASSN STD 1ST MATERIAL RESPONSE |
| Left Side Flange Thickness | 0.090 INCHES NOMINAL IN |
| Right Side Flange Height | 1.690 INCHES MINIMUM AND 1.810 INCHES MAXIMUM IN |
| Fillet Radius Where Left Flange Joins Base Flange | 0.190 INCHES NOMINAL IN |
| Right Inside Angle | 90.0 DEGREES NOMINAL |
| Left Inside Angle | 90.0 DEGREES NOMINAL |
| Material | ALUMINUM ALLOY 5052 OR ALUMINUM ALLOY 5083 |
| Fabrication Method | EXTRUDED |
| First Tip Style | SQUARE END |
| Second Tip Relationship to First Tip | IDENTICAL |
| Base Flange Width | 2.620 INCHES MINIMUM AND 2.740 INCHES MAXIMUM IN |
| 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 |
|---|---|
| 12910397 PRIMARY | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (USA) |
NSN 9540-01-321-9958 is a Channel,structural, manufactured by Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate, classified under FSC 9540, Structural Shapes, Nonferrous Base Metal. Status: active.
NSN 9540-01-321-9958 has 1 manufacturer part number on file: 12910397 (Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate).
Key specifications for 12910397: Fillet Radius Where Right Flange Joins Top Flange: 0.190 INCHES NOMINAL IN; Right Side Top Flange Width: 1.320 INCHES MINIMUM AND 1.440 INCHES MAXIMUM IN; Length: 10.320 INCHES MINIMUM AND 10.440 INCHES MAXIMUM IN; Base Flange Thickness: 0.090 INCHES NOMINAL IN. 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.