The Angle,structural, cataloged under National Stock Number 9540-00-145-8166, is classified within Federal Supply Class 9540 (Structural Shapes, Nonferrous Base Metal) of the Metal Bars, Sheets, and Shapes group. Government technical data includes 16 specifications, cited from the U.S. Government catalog. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 7 items share a part number with this NSN in the catalog (possible match — not a government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 | 9540-00-145-8166 |
| Item Name | Angle,structural |
| FSC / FSG | 9540 / 95 — Structural Shapes, Nonferrous Base Metal |
| Status | ACTIVE |
| Length | 10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT |
| Base Flange Thickness | 0.051 INCHES NOMINAL IN |
| Heat Treatment | T-3511 SOLUTION HEAT TREATED |
| Material Document and Classification | QQ-A-200/3 FED SPEC 1ST MATERIAL RESPONSE |
| Left Side Flange Thickness | 0.051 INCHES NOMINAL IN |
| Second Tip Radius | 0.094 INCHES NOMINAL IN |
| Basic Shape Style | ANGLE |
| Weight Per Unit Measure | 0.120 POUNDS PER LINEAR FOOT LBS |
| Fillet Radius Where Left Flange Joins Base Flange | 0.094 INCHES NOMINAL IN |
| Nondefinitive Spec/std Data | T3511 TEMPER |
| Left Inside Angle | 90.0 DEGREES NOMINAL |
| Second Tip Diameter | 0.187 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY 2024 |
| First Tip Style | SQUARE END |
| Second Tip Relationship to First Tip | NOT IDENTICAL |
| Second Tip Style | UPPER BULBOUS |
| 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 |
|---|---|
| 1075769 | 3/1 Design control — primary reference U.S. Government activity |
| 16692 | 3/1 Design control — primary reference Aluminum Co of America |
| VS771 | 5/9 Secondary reference Hughes Missile Systems Co San Diego |
| AMS-QQ-A-200/3 | 3/1 Design control — primary reference Sae International Dba Sae International |
| AMS-QQ-A-200/3 | 5/9 Secondary reference U.S. Government activity |
| 1075769 | 5/9 Secondary reference The Boeing Company |
| QQ-A-200/3 | 5/9 Secondary reference U.S. Government activity |
NSN 9540-00-145-8166 is a Angle,structural, classified under FSC 9540, Structural Shapes, Nonferrous Base Metal. Status: active.
7 possible matches (shared part number, not a government interchangeability claim): 2640-00-726-7640, 5305-01-317-9560, 3040-01-382-2040. Verify interchangeability with system specifications before substitution.
Key specifications for 9540-00-145-8166: Overall Height: 0.625 INCHES NOMINAL IN; Length: 10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT; Base Flange Thickness: 0.051 INCHES NOMINAL IN; Heat Treatment: T-3511 SOLUTION HEAT TREATED. 16 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.