The Beam,structural, cataloged under National Stock Number 9540-01-071-2154, 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 Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company. Government technical data includes 22 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 6 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 | 9540-01-071-2154 |
| Primary Part Number | K40B70T6511 |
| Item Name | Beam,structural |
| FSC / FSG | 9540 / 95 — No Item Name Available |
| Manufacturer | Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company |
| Status | ACTIVE |
| Weight Per Unit Measure | 0.480 POUNDS PER LINEAR FOOT LBS |
| Left Top Inside Angle | 90.0 DEGREES NOMINAL |
| Left Side Top Flange Thickness | 0.080 INCHES NOMINAL IN |
| Right Side Top Flange Thickness | 0.080 INCHES NOMINAL IN |
| First Tip Style | SQUARE END |
| Right Side Top Flange Distance to Center of Both Flanges | 1.188 INCHES NOMINAL IN |
| Right Top Inside Angle | 90.0 DEGREES NOMINAL |
| Fillet Radius Where Top Right Flange Joins Web Flange/leg | 0.125 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY 6061 |
| Heat Treatment | T-6511 SOLUTION HEAT TREATED |
| Leg Thickness | 0.080 INCHES NOMINAL IN |
| Top Flange Width | 2.375 INCHES NOMINAL IN |
| Second Tip Relationship to First Tip | IDENTICAL |
| Specification/standard Data | 81755-K40 MANUFACTURERS STANDARD |
| Material Document and Classification | AMS-QQ-A-200/8 FED SPEC SINGLE MATERIAL RESPONSE |
| Third Tip Relationship to Preceding Tips | IDENTICAL W/FIRST TIP |
| Nondefinitive Spec/std Data | T6511 TEMPER |
| Fillet Radius Where Top Left Flange Joins Web Flange/leg | 0.125 INCHES NOMINAL IN |
| Basic Shape Style | T SHAPE |
| Fabrication Method | EXTRUDED |
| Left Side Top Flange Distance to Center of Both Flanges | 1.188 INCHES NOMINAL IN |
| Length | 10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| K40B70T6511 | Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company (USA) |
| AMS-QQ-A-200/8 | Society of Automotive Engineers Inc (USA) |
| PA6223 | Transtar Metals Corp (USA) |
| QQ-A-200/8 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| AMS-QQ-A-200/8 | Sae International Dba Sae International (USA) |
| 18553 | International Light Metals Corp Sub of Martin Marietta Corp (USA) |
| SAE-AMS-QQ-A-200/8 | Sae International Dba Sae International (USA) |
| 60-3029 | Transtar Metals Corp (USA) |
| K40-70 | Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company (USA) |
NSN 9540-01-071-2154 is a Beam,structural, manufactured by Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company, classified under FSC 9540 (No Item Name Available). Status: active.
NSN 9540-01-071-2154 has 9 cross-referenced part numbers: K40B70T6511 (Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company), AMS-QQ-A-200/8 (Society of Automotive Engineers Inc), PA6223 (Transtar Metals Corp), QQ-A-200/8 (Federal Specifications Promulgated by General Services Administration Washington DC), AMS-QQ-A-200/8 (Sae International Dba Sae International) and 4 more.
There are 8 known substitutes for 9540-01-071-2154: 9540-00-148-4372, 2805-00-339-5598, 6145-00-669-6705 and 5 more. Verify interchangeability with system specifications before substitution.
Key specifications for K40B70T6511: Weight Per Unit Measure: 0.480 POUNDS PER LINEAR FOOT LBS; Left Top Inside Angle: 90.0 DEGREES NOMINAL; Left Side Top Flange Thickness: 0.080 INCHES NOMINAL IN; Right Side Top Flange Thickness: 0.080 INCHES NOMINAL IN. 23 total characteristics are documented in the Federal Logistics Information System.