The Beam,structural, cataloged under National Stock Number 9540-00-261-5159, 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 21 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 13 commercial cross-references from 11 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 9540-00-261-5159 |
| Primary Part Number | 13487-3 |
| Item Name | Beam,structural |
| FSC / FSG | 9540 / 95 — No Item Name Available |
| Manufacturer | International Light Metals Corp Sub of Martin Marietta Corp |
| Status | CANCELLED |
| Left Side Top Flange Thickness | 0.063 INCHES NOMINAL IN |
| Left Side Top Flange Distance to Center of Both Flanges | 0.750 INCHES NOMINAL IN |
| Weight Per Unit Measure | 0.210 POUNDS PER LINEAR FOOT LBS |
| Fillet Radius Where Top Left Flange Joins Web Flange/leg | 0.063 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY 7075 |
| Fabrication Method | EXTRUDED |
| Right Side Top Flange Distance to Center of Both Flanges | 0.750 INCHES NOMINAL IN |
| First Tip Style | SQUARE END |
| Length | 10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT |
| Right Side Top Flange Thickness | 0.063 INCHES NOMINAL IN |
| Top Flange Width | 1.500 INCHES NOMINAL IN |
| Heat Treatment | T-6 SOLUTION HEAT TREATED |
| Material Document and Classification | AMS-Q-A-200/11 FED SPEC SINGLE MATERIAL RESPONSE |
| Nondefinitive Spec/std Data | T6 TEMPER |
| Basic Shape Style | T SHAPE |
| Right Top Inside Angle | 90.0 DEGREES NOMINAL |
| Third Tip Relationship to Preceding Tips | IDENTICAL W/FIRST TIP |
| Fillet Radius Where Top Right Flange Joins Web Flange/leg | 0.063 INCHES NOMINAL IN |
| Leg Thickness | 0.063 INCHES NOMINAL IN |
| Second Tip Relationship to First Tip | IDENTICAL |
| Left Top Inside Angle | 90.0 DEGREES NOMINAL |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 13487-3 | International Light Metals Corp Sub of Martin Marietta Corp (USA) |
| 5781 | Reynolds Metals Co (USA) |
| AMS-QQ-A-200/11 | Sae International Dba Sae International (USA) |
| AMS-QQ-A-200/11 | Society of Automotive Engineers Inc (USA) |
| 2-2282 | Lockheed Martin Corporation Div Rotary and Mission Systems (USA) |
| PA6582 | Transtar Metals Corp (USA) |
| E712202 | Hughes Missile Systems Co San Diego (USA) |
| QQ-A-200/11 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| E712202 | Tracor Flight Systems Inc Sub of Tracor Inc (USA) |
| 24826 | Aluminum Co of America (USA) |
| 13763-3 | International Light Metals Corp Sub of Martin Marietta Corp (USA) |
| E712202 | General Dynamics Corp Convair Div Lindbergh Field Facility (USA) |
| 60-3129 | Transtar Metals Corp (USA) |
NSN 9540-00-261-5159 is a Beam,structural, manufactured by International Light Metals Corp Sub of Martin Marietta Corp, classified under FSC 9540 (No Item Name Available). Status: cancelled.
NSN 9540-00-261-5159 has 13 cross-referenced part numbers: 13487-3 (International Light Metals Corp Sub of Martin Marietta Corp), 5781 (Reynolds Metals Co), AMS-QQ-A-200/11 (Sae International Dba Sae International), AMS-QQ-A-200/11 (Society of Automotive Engineers Inc), 2-2282 (Lockheed Martin Corporation Div Rotary and Mission Systems) and 8 more.
There are 12 known substitutes for 9540-00-261-5159: 4730-00-142-1158, 5930-00-174-6713, 6750-00-198-4668 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 13487-3: Left Side Top Flange Thickness: 0.063 INCHES NOMINAL IN; Left Side Top Flange Distance to Center of Both Flanges: 0.750 INCHES NOMINAL IN; Weight Per Unit Measure: 0.210 POUNDS PER LINEAR FOOT LBS; Fillet Radius Where Top Left Flange Joins Web Flange/leg: 0.063 INCHES NOMINAL IN. 22 total characteristics are documented in the Federal Logistics Information System.
NSN 9540-00-261-5159 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.