The Structural Section,special Shape, cataloged under National Stock Number 9540-01-148-6863, 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 Pimalco Inc. Div Alcoa Inc Global Hard Alloy Extrusions. Government technical data includes 7 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 9540-01-148-6863 |
| Primary Part Number | TM-11693 |
| Item Name | Structural Section,special Shape |
| FSC / FSG | 9540 / 95 — Structural Shapes, Nonferrous Base Metal |
| Manufacturer | Pimalco Inc. Div Alcoa Inc Global Hard Alloy Extrusions |
| Status | ACTIVE |
| Length | 10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT |
| Heat Treatment | T-3511 SOLUTION HEAT TREATED |
| Weight Per Unit Measure | 121.068 POUNDS PER LINEAR FOOT LBS |
| Nondefinitive Spec/std Data | T3511 TEMPER |
| Material | ALUMINUM ALLOY 2024 |
| Fabrication Method | EXTRUDED |
| Reference Number Differentiating Characteristics | AS DIFFERENTIATED 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 |
| Part Number | Manufacturer |
|---|---|
| TM-11693 | Pimalco Inc. Div Alcoa Inc Global Hard Alloy Extrusions (USA) |
| Reference | Meaning |
|---|---|
| K14A19T3511 | 3/1 Design control — primary reference U.S. Government activity |
| 66981 | 5/9 Secondary reference International Light Metals Corp Sub of Martin Marietta Corp |
| QQ-A-200/3 | 4/1 Identification reference U.S. Government activity |
NSN 9540-01-148-6863 is a Structural Section,special Shape, manufactured by Pimalco Inc. Div Alcoa Inc Global Hard Alloy Extrusions, classified under FSC 9540, Structural Shapes, Nonferrous Base Metal. Status: active.
NSN 9540-01-148-6863 has 1 manufacturer part number on file: TM-11693 (Pimalco Inc. Div Alcoa Inc Global Hard Alloy Extrusions).
2 possible matches (shared part number, not a government interchangeability claim): 5420-01-175-6526, 5180-01-496-3334. Verify interchangeability with system specifications before substitution.
Key specifications for TM-11693: Length: 10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT; Heat Treatment: T-3511 SOLUTION HEAT TREATED; Weight Per Unit Measure: 121.068 POUNDS PER LINEAR FOOT LBS; Nondefinitive Spec/std Data: T3511 TEMPER. 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.