The Structural Section,special Shape, cataloged under National Stock Number 9540-00-175-7572, 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 Alcoa/reynolds Metals Company. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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 | 9540-00-175-7572 |
| Primary Part Number | 23673 |
| Item Name | Structural Section,special Shape |
| FSC / FSG | 9540 / 95 — Structural Shapes, Nonferrous Base Metal |
| Manufacturer | Alcoa/reynolds Metals Company |
| Status | ACTIVE |
| Length | 10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT |
| Heat Treatment | T-6 SOLUTION HEAT TREATED OR T-6511 SOLUTION HEAT TREATED |
| Material Document and Classification | AMS-Q-A-200/11 FED SPEC SINGLE MATERIAL RESPONSE |
| Weight Per Unit Measure | 0.558 POUNDS PER LINEAR FOOT LBS |
| Nondefinitive Spec/std Data | 7075 ALLOY AND T6 TEMPER OR T6511 TEMPER |
| Material | ALUMINUM ALLOY 7075 |
| Fabrication Method | EXTRUDED |
| 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 |
|---|---|
| 60-9814 | Transtar Metals Corp (USA) |
| 23673 PRIMARY | Alcoa/reynolds Metals Company (USA) |
| Reference | Meaning |
|---|---|
| AMS-QQ-A-200/11 | 5/9 Secondary reference U.S. Government activity |
| AMS-QQ-A-200/11 | 5/1 Secondary reference Sae International Dba Sae International |
NSN 9540-00-175-7572 is a Structural Section,special Shape, manufactured by Alcoa/reynolds Metals Company, classified under FSC 9540, Structural Shapes, Nonferrous Base Metal. Status: active.
NSN 9540-00-175-7572 has 2 manufacturer part numbers on file: 60-9814 (Transtar Metals Corp), 23673 (Alcoa/reynolds Metals Company).
3 possible matches (shared part number, not a government interchangeability claim): 5310-01-166-1502, 1680-01-594-3868, 4920-01-620-6643. Verify interchangeability with system specifications before substitution.
Key specifications for 23673: Length: 10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT; Heat Treatment: T-6 SOLUTION HEAT TREATED OR T-6511 SOLUTION HEAT TREATED; Material Document and Classification: AMS-Q-A-200/11 FED SPEC SINGLE MATERIAL RESPONSE; Weight Per Unit Measure: 0.558 POUNDS PER LINEAR FOOT LBS. 7 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.