The Angle,structural, cataloged under National Stock Number 9540-00-251-1790, is classified within Federal Supply Class 9540 (No Item Name Available) of the Metal Bars, Sheets, and Shapes group. The primary manufacturer of record is International Light Metals Corp Sub of Martin Marietta Corp. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 16 commercial cross-references from 15 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 9540-00-251-1790 |
| Primary Part Number | 15411 |
| Item Name | Angle,structural |
| FSC / FSG | 9540 / 95 — No Item Name Available |
| Manufacturer | International Light Metals Corp Sub of Martin Marietta Corp |
| Status | ACTIVE |
| Weight Per Unit Measure | 0.140 POUNDS PER LINEAR FOOT LBS |
| Second Tip Relationship to First Tip | IDENTICAL |
| First Tip Style | SQUARE END |
| Material | ALUMINUM ALLOY 2024 |
| Length | 10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT |
| Basic Shape Style | ANGLE |
| Fillet Radius Where Left Flange Joins Base Flange | 0.125 INCHES NOMINAL IN |
| Heat Treatment | T-3511 SOLUTION HEAT TREATED |
| Fabrication Method | EXTRUDED |
| Material Document and Classification | AMS-QQ-A-200/3 FED SPEC SINGLE MATERIAL RESPONSE |
| Nondefinitive Spec/std Data | 2024 ALLOY AND T3511 TEMPER |
| Base Flange Thickness | 0.062 INCHES NOMINAL IN |
| Left Inside Angle | 90.0 DEGREES NOMINAL |
| Left Side Flange Thickness | 0.062 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 15411 | International Light Metals Corp Sub of Martin Marietta Corp (USA) |
| 7739 | Alcoa/reynolds Metals Company (USA) |
| E121111 | Tracor Flight Systems Inc Sub of Tracor Inc (USA) |
| ASTM B221 | American Society for Testing and Materials Dba Astm International (USA) |
| 7939 | Reynolds Metals Co (USA) |
| QQ-A-200/3 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| S99 | Cessna Aircraft Company Dba Textron Aviation (USA) |
| E121111 | General Dynamics Corp Convair Div Lindbergh Field Facility (USA) |
| AMS-QQ-A-200/3 | Sae International Dba Sae International (USA) |
| AMS-QQ-A-200/3 | Society of Automotive Engineers Inc (USA) |
| S99 | Textron Aviation Inc (USA) |
| E121111 | Hughes Missile Systems Co San Diego (USA) |
| PA5587 | Transtar Metals Corp (USA) |
| BAC1503-1531 | The Boeing Company Div Legacy Wichita (USA) |
| 60-309 | Transtar Metals Corp (USA) |
| 22969 | Aluminum Co of America (USA) |
NSN 9540-00-251-1790 is a Angle,structural, manufactured by International Light Metals Corp Sub of Martin Marietta Corp, classified under FSC 9540 (No Item Name Available). Status: active.
NSN 9540-00-251-1790 has 16 cross-referenced part numbers: 15411 (International Light Metals Corp Sub of Martin Marietta Corp), 7739 (Alcoa/reynolds Metals Company), E121111 (Tracor Flight Systems Inc Sub of Tracor Inc), ASTM B221 (American Society for Testing and Materials Dba Astm International), 7939 (Reynolds Metals Co) and 11 more.
There are 12 known substitutes for 9540-00-251-1790: 5999-00-084-3499, 9540-00-231-2912, 2920-00-237-0146 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 15411: Weight Per Unit Measure: 0.140 POUNDS PER LINEAR FOOT LBS; Second Tip Relationship to First Tip: IDENTICAL; First Tip Style: SQUARE END; Material: ALUMINUM ALLOY 2024. 16 total characteristics are documented in the Federal Logistics Information System.