The Angle,structural, cataloged under National Stock Number 9540-01-072-1718, 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 American Society for Testing and Materials Dba Astm International. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 9540-01-072-1718 |
| Primary Part Number | ASTM B221 |
| Item Name | Angle,structural |
| FSC / FSG | 9540 / 95 — No Item Name Available |
| Manufacturer | American Society for Testing and Materials Dba Astm International |
| Status | ACTIVE |
| Basic Shape Style | ANGLE |
| Left Side Flange Thickness | 0.125 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY 2024 |
| First Tip Radius | 0.125 INCHES NOMINAL IN |
| Second Tip Relationship to First Tip | NOT IDENTICAL |
| Weight Per Unit Measure | 0.589 POUNDS PER LINEAR FOOT LBS |
| Left Inside Angle | 90.0 DEGREES NOMINAL |
| Heat Treatment | T-8511 SOLUTION HEAT TREATED |
| Fabrication Method | EXTRUDED |
| Second Tip Style | UPPER RADIUS |
| First Tip Style | RIGHT QUARTER RADIUS |
| Nondefinitive Spec/std Data | 2024 ALLOY AND T8511 TEMPER |
| Material Document and Classification | AMS-QQ-A-200/3 FED SPEC SINGLE MATERIAL RESPONSE |
| Base Flange Thickness | 0.250 INCHES NOMINAL IN |
| Fillet Radius Where Left Flange Joins Base Flange | 0.250 INCHES NOMINAL IN |
| Second Tip Radius | 0.125 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| ASTM B221 | American Society for Testing and Materials Dba Astm International (USA) |
| QQ-A-200/3 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| AMS-QQ-A-200/3 | Sae International Dba Sae International (USA) |
| K10A121T8511 | Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company (USA) |
| AMS-QQ-A-200/3 | Society of Automotive Engineers Inc (USA) |
| MS14284E243 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| AND10133-2002 | Airforce-Navy Aeronautical Design Standard |
| 10133-2002 | Transtar Metals Corp (USA) |
NSN 9540-01-072-1718 is a Angle,structural, manufactured by American Society for Testing and Materials Dba Astm International, classified under FSC 9540 (No Item Name Available). Status: active.
NSN 9540-01-072-1718 has 8 cross-referenced part numbers: ASTM B221 (American Society for Testing and Materials Dba Astm International), QQ-A-200/3 (Federal Specifications Promulgated by General Services Administration Washington DC), AMS-QQ-A-200/3 (Sae International Dba Sae International), K10A121T8511 (Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company), AMS-QQ-A-200/3 (Society of Automotive Engineers Inc) and 3 more.
There are 8 known substitutes for 9540-01-072-1718: 9540-00-140-2404, 9540-00-145-8447, 9540-00-186-6334 and 5 more. Verify interchangeability with system specifications before substitution.
Key specifications for ASTM B221: Overall Height: 2.000 INCHES NOMINAL IN; Basic Shape Style: ANGLE; Left Side Flange Thickness: 0.125 INCHES NOMINAL IN; Overall Width: 2.000 INCHES NOMINAL IN. 18 total characteristics are documented in the Federal Logistics Information System.