The Channel,structural, cataloged under National Stock Number 9520-00-596-1879, is classified within Federal Supply Class 9520 (Structural Shapes) of the Metal Bars, Sheets, and Shapes group. Government technical data includes 20 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 9520-00-596-1879 |
| Item Name | Channel,structural |
| FSC / FSG | 9520 / 95 — Structural Shapes |
| Status | ACTIVE |
| Right Outside Angle | 90.0 DEGREES NOMINAL |
| Length | 8.000 FEET MINIMUM AND 16.000 FEET MAXIMUM FT |
| Base Flange Thickness | 0.250 INCHES NOMINAL IN |
| Left Side Flange Height | 2.250 INCHES NOMINAL IN |
| Left Flange Thickness at Base | 0.562 INCHES NOMINAL IN |
| Fillet Radius Where Right Flange Joins Base Flange | 0.320 INCHES NOMINAL IN |
| Left Side Flange Thickness | 0.250 INCHES NOMINAL IN |
| Basic Shape Style | CHANNEL |
| Right Side Flange Height | 2.250 INCHES NOMINAL IN |
| Left Outside Angle | 90.0 DEGREES NOMINAL |
| Weight Per Unit Measure | 11.500 POUNDS PER LINEAR FOOT LBS |
| Specification/standard Data | 81348-QQ-S-741/CANCELED/ GOVERNMENT SPECIFICATION |
| Fillet Radius Where Left Flange Joins Base Flange | 0.320 INCHES NOMINAL IN |
| Right Side Flange Thickness | 0.250 INCHES NOMINAL IN |
| Nondefinitive Spec/std Data | C SHAPE |
| Right Flange Thickness at Base | 0.562 INCHES NOMINAL IN |
| Material | STEEL UNS K02600 |
| Fabrication Method | EXTRUDED |
| First Tip Style | RIGHT QUARTER RADIUS |
| 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 |
| Reference | Meaning |
|---|---|
| ASTM A36 | 3/1 Design control — primary reference U.S. Government activity |
| QQ-S-741 | 5/9 Secondary reference U.S. Government activity |
NSN 9520-00-596-1879 is a Channel,structural, classified under FSC 9520, Structural Shapes. Status: active.
Key specifications for 9520-00-596-1879: Right Outside Angle: 90.0 DEGREES NOMINAL; Length: 8.000 FEET MINIMUM AND 16.000 FEET MAXIMUM FT; Base Flange Thickness: 0.250 INCHES NOMINAL IN; Left Side Flange Height: 2.250 INCHES NOMINAL IN. 20 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.