The Angle,structural, cataloged under National Stock Number 9540-00-251-2639, 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 The Boeing Company Div Legacy Wichita. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 13 commercial cross-references from 12 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 | 9540-00-251-2639 |
| Primary Part Number | BAC1503-1470 |
| Item Name | Angle,structural |
| FSC / FSG | 9540 / 95 — No Item Name Available |
| Manufacturer | The Boeing Company Div Legacy Wichita |
| Status | ACTIVE |
| Left Inside Angle | 90.0 DEGREES NOMINAL |
| Fillet Radius Where Left Flange Joins Base Flange | 0.016 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY 2024 |
| Length | 10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT |
| First Tip Style | SQUARE END |
| Basic Shape Style | ANGLE |
| Material Document and Classification | AMS-QQ-A-200/3 FED SPEC SINGLE MATERIAL RESPONSE |
| Weight Per Unit Measure | 0.108 POUNDS PER LINEAR FOOT LBS |
| Nondefinitive Spec/std Data | 2024 ALLOY AND T3511 TEMPER |
| Second Tip Relationship to First Tip | IDENTICAL |
| Base Flange Thickness | 0.063 INCHES NOMINAL IN |
| Heat Treatment | T-3511 SOLUTION HEAT TREATED |
| Left Side Flange Thickness | 0.063 INCHES NOMINAL IN |
| Fabrication Method | EXTRUDED |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| BAC1503-1470 | The Boeing Company Div Legacy Wichita (USA) |
| AMS-QQ-A-200/3 | Sae International Dba Sae International (USA) |
| PA5540 | Transtar Metals Corp (USA) |
| QQ-A-200/3 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| 60-18 | Transtar Metals Corp (USA) |
| S110 | Cessna Aircraft Company Dba Textron Aviation (USA) |
| ASTM B221 | American Society for Testing and Materials Dba Astm International (USA) |
| LS3229 | Lockheed Martin Corp (USA) |
| AMS-QQ-A-200/3 | Society of Automotive Engineers Inc (USA) |
| 13540-1 | International Light Metals Corp Sub of Martin Marietta Corp (USA) |
| P4081 | Reynolds Metals Co (USA) |
| 472 | Aluminum Co of America (USA) |
| S110 | Textron Aviation Inc (USA) |
NSN 9540-00-251-2639 is a Angle,structural, manufactured by The Boeing Company Div Legacy Wichita, classified under FSC 9540 (No Item Name Available). Status: active.
NSN 9540-00-251-2639 has 13 cross-referenced part numbers: BAC1503-1470 (The Boeing Company Div Legacy Wichita), AMS-QQ-A-200/3 (Sae International Dba Sae International), PA5540 (Transtar Metals Corp), QQ-A-200/3 (Federal Specifications Promulgated by General Services Administration Washington DC), 60-18 (Transtar Metals Corp) and 8 more.
There are 12 known substitutes for 9540-00-251-2639: 9540-00-050-4478, 9540-00-060-8323, 1650-00-101-7833 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for BAC1503-1470: Left Inside Angle: 90.0 DEGREES NOMINAL; Overall Width: 0.750 INCHES NOMINAL IN; Fillet Radius Where Left Flange Joins Base Flange: 0.016 INCHES NOMINAL IN; Material: ALUMINUM ALLOY 2024. 16 total characteristics are documented in the Federal Logistics Information System.