The Beam,structural, cataloged under National Stock Number 9540-01-071-3521, 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 Society of Automotive Engineers Inc. Government technical data includes 22 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 7 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 | 9540-01-071-3521 |
| Primary Part Number | AMS-QQ-A-200/3 |
| Item Name | Beam,structural |
| FSC / FSG | 9540 / 95 — No Item Name Available |
| Manufacturer | Society of Automotive Engineers Inc |
| Status | ACTIVE |
| Right Side Top Flange Thickness | 0.070 INCHES NOMINAL IN |
| Fillet Radius Where Top Left Flange Joins Web Flange/leg | 0.094 INCHES NOMINAL IN |
| Left Side Top Flange Distance to Center of Both Flanges | 1.125 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY 2024 |
| Right Side Top Flange Distance to Center of Both Flanges | 1.125 INCHES NOMINAL IN |
| Second Tip Relationship to First Tip | IDENTICAL |
| Right Top Inside Angle | 90.0 DEGREES NOMINAL |
| Basic Shape Style | T SHAPE |
| Heat Treatment | T-8511 SOLUTION HEAT TREATED |
| Specification/standard Data | 81755-K40 MANUFACTURERS STANDARD |
| Fabrication Method | EXTRUDED |
| Top Flange Width | 2.250 INCHES NOMINAL IN |
| Length | 10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT |
| Nondefinitive Spec/std Data | 8511 TEMPER |
| Material Document and Classification | AMS-QQ-A-200/3 FED SPEC SINGLE MATERIAL RESPONSE |
| Weight Per Unit Measure | 0.355 POUNDS PER LINEAR FOOT LBS |
| First Tip Style | SQUARE END |
| Leg Thickness | 0.070 INCHES NOMINAL IN |
| Fillet Radius Where Top Right Flange Joins Web Flange/leg | 0.094 INCHES NOMINAL IN |
| Third Tip Relationship to Preceding Tips | IDENTICAL W/FIRST TIP |
| Left Top Inside Angle | 90.0 DEGREES NOMINAL |
| Left Side Top Flange Thickness | 0.070 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| AMS-QQ-A-200/3 | Society of Automotive Engineers Inc (USA) |
| 18048 | International Light Metals Corp Sub of Martin Marietta Corp (USA) |
| QQ-A-200/3 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| MS14375E099 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| AMS-QQ-A-200/3 | Sae International Dba Sae International (USA) |
| PA6256 | Transtar Metals Corp (USA) |
| 60-4930 | Transtar Metals Corp (USA) |
| K40A36T8511 | Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company (USA) |
NSN 9540-01-071-3521 is a Beam,structural, manufactured by Society of Automotive Engineers Inc, classified under FSC 9540 (No Item Name Available). Status: active.
NSN 9540-01-071-3521 has 8 cross-referenced part numbers: AMS-QQ-A-200/3 (Society of Automotive Engineers Inc), 18048 (International Light Metals Corp Sub of Martin Marietta Corp), QQ-A-200/3 (Federal Specifications Promulgated by General Services Administration Washington DC), MS14375E099 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), AMS-QQ-A-200/3 (Sae International Dba Sae International) and 3 more.
There are 12 known substitutes for 9540-01-071-3521: 5977-00-012-8257, 5133-00-189-9293, 5935-00-192-4894 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for AMS-QQ-A-200/3: Right Side Top Flange Thickness: 0.070 INCHES NOMINAL IN; Fillet Radius Where Top Left Flange Joins Web Flange/leg: 0.094 INCHES NOMINAL IN; Left Side Top Flange Distance to Center of Both Flanges: 1.125 INCHES NOMINAL IN; Material: ALUMINUM ALLOY 2024. 23 total characteristics are documented in the Federal Logistics Information System.