The Channel,structural, cataloged under National Stock Number 9520-00-375-5257, is classified within Federal Supply Class 9520 (Structural Shapes) of the Metal Bars, Sheets, and Shapes group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government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 | 9520-00-375-5257 |
| Item Name | Channel,structural |
| FSC / FSG | 9520 / 95 — Structural Shapes |
| Status | ACTIVE |
| Length | 20.000 FEET MINIMUM AND 30.000 FEET MAXIMUM FT |
| Base Flange Thickness | 0.314 INCHES NOMINAL IN |
| Left Side Flange Height | 2.034 INCHES NOMINAL IN |
| Material Document and Classification | STEEL,ASTM A36, UNS K02600 INTERNATIONAL STD/SPEC ALL MATERIAL RESPONSES |
| Basic Shape Style | CHANNEL |
| Weight Per Unit Measure | 10.500 POUNDS PER LINEAR FOOT LBS |
| Material | STEEL UNS K02600 |
| Fabrication Method | HOT ROLLED |
| 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 |
|---|---|
| QQS741 | 4/1 Identification reference U.S. Government activity |
| CHANNEL | 3/9 Design control — primary reference American Iron and Steel Institute |
NSN 9520-00-375-5257 is a Channel,structural, classified under FSC 9520, Structural Shapes. Status: active.
4 possible matches (shared part number, not a government interchangeability claim): 9520-00-375-5259, 9520-00-375-5261, 9520-00-422-6563. Verify interchangeability with system specifications before substitution.
Key specifications for 9520-00-375-5257: Length: 20.000 FEET MINIMUM AND 30.000 FEET MAXIMUM FT; Base Flange Thickness: 0.314 INCHES NOMINAL IN; Left Side Flange Height: 2.034 INCHES NOMINAL IN; Material Document and Classification: STEEL,ASTM A36, UNS K02600 INTERNATIONAL STD/SPEC ALL MATERIAL RESPONSES. 10 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.