The Structural Section,special Shape, cataloged under National Stock Number 9520-01-356-1591, is classified within Federal Supply Class 9520 (Structural Shapes) of the Metal Bars, Sheets, and Shapes group. Government technical data includes 4 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 9520-01-356-1591 |
| Item Name | Structural Section,special Shape |
| FSC / FSG | 9520 / 95 — Structural Shapes |
| Status | ACTIVE |
| Length | 20.000 FEET NOMINAL FT |
| Material | STEEL |
| Fabrication Method | ROLLED |
| Reference Number Differentiating Characteristics | BY LENGTH |
| 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 |
|---|---|
| P1001C | 3/1 Design control — primary reference U.S. Government activity |
| 120-02467 | 5/9 Secondary reference Aqua-Chem, Inc. |
| 13229E1304 | 7/2 Vendor item drawing reference U.S. Government activity |
NSN 9520-01-356-1591 is a Structural Section,special Shape, classified under FSC 9520, Structural Shapes. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 8010-01-683-0616. Verify interchangeability with system specifications before substitution.
Key specifications for 9520-01-356-1591: Length: 20.000 FEET NOMINAL FT; Special Features: TWO CHANNELS WELDED AT 90 DEG ALONG LGTH; Material: STEEL; Fabrication Method: ROLLED. 4 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.