The Angle,structural, cataloged under National Stock Number 9540-01-142-2973, is classified within Federal Supply Class 9540 (Structural Shapes, Nonferrous Base Metal) of the Metal Bars, Sheets, and Shapes group. Government technical data includes 14 specifications, cited from the U.S. Government catalog. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 9540-01-142-2973 |
| 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 | 0.084 INCHES MINIMUM AND 0.096 INCHES MAXIMUM IN |
| Heat Treatment | ANNEALED |
| Material Document and Classification | AMS-Q-A-200/11 FED SPEC SINGLE MATERIAL RESPONSE |
| Left Side Flange Thickness | 0.084 INCHES MINIMUM AND 0.096 INCHES MAXIMUM IN |
| Basic Shape Style | ANGLE |
| Weight Per Unit Measure | 0.242 POUNDS PER LINEAR FOOT LBS |
| Fillet Radius Where Left Flange Joins Base Flange | 0.104 INCHES MINIMUM AND 0.136 INCHES MAXIMUM IN |
| Nondefinitive Spec/std Data | 7075 ALLOY AND ANNEALED CONDITION |
| Left Inside Angle | 110.0 DEGREES MINIMUM AND 114.0 DEGREES MAXIMUM |
| Material | ALUMINUM ALLOY 7075 |
| Fabrication Method | EXTRUDED |
| First Tip Style | SQUARE END |
| 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 |
|---|---|
| AMS-QQ-A-200/11 | 5/9 Secondary reference U.S. Government activity |
| QQ-A-200/11 | 5/9 Secondary reference U.S. Government activity |
| ASTM B221 | 5/9 Secondary reference U.S. Government activity |
| LS30845-1 | 3/1 Design control — primary reference U.S. Government activity |
| AMS-QQ-A-200/11 | 3/1 Design control — primary reference Sae International Dba Sae International |
NSN 9540-01-142-2973 is a Angle,structural, classified under FSC 9540, Structural Shapes, Nonferrous Base Metal. Status: active.
Key specifications for 9540-01-142-2973: Overall Height: 1.108 INCHES MINIMUM AND 1.132 INCHES MAXIMUM IN; Length: 10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT; Base Flange Thickness: 0.084 INCHES MINIMUM AND 0.096 INCHES MAXIMUM IN; Heat Treatment: ANNEALED. 14 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.