The Beam,structural, cataloged under National Stock Number 9540-00-169-3665, 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 30 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. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 9540-00-169-3665 |
| Primary Part Number | 13502 |
| Item Name | Beam,structural |
| FSC / FSG | 9540 / 95 — No Item Name Available |
| Manufacturer | International Light Metals Corp Sub of Martin Marietta Corp |
| Status | ACTIVE |
| Top Flange Width | 1.940 INCHES NOMINAL IN |
| Second Tip Relationship to First Tip | IDENTICAL |
| Left Side Top Flange Distance to Center of Both Flanges | 0.970 INCHES NOMINAL IN |
| Leg Thickness | 0.125 INCHES NOMINAL IN |
| Weight Per Unit Measure | 0.950 POUNDS PER LINEAR FOOT LBS |
| Basic Shape Style | T SHAPE |
| Third Tip Relationship to Preceding Tips | IDENTICAL W/FIRST TIP |
| Fillet Radius Where Top Right Flange Joins Web Flange/leg | 0.125 INCHES NOMINAL IN |
| Length | 10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT |
| Fillet Radius Where Top Left Flange Joins Web Flange/leg | 0.125 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY 7075 |
| Material | ALUMINUM ALLOY 7075 |
| Left Top Inside Angle | 90.0 DEGREES NOMINAL |
| Leg Thickness | 0.125 INCHES NOMINAL IN |
| Heat Treatment | T-6 SOLUTION HEAT TREATED |
| Right Top Inside Angle | 90.0 DEGREES NOMINAL |
| Right Side Top Flange Thickness | 0.156 INCHES NOMINAL IN |
| Right Side Top Flange Distance to Center of Both Flanges | 0.970 INCHES NOMINAL IN |
| Heat Treatment | T-6 SOLUTION HEAT TREATED |
| Fillet Radius Where Top Right Flange Joins Web Flange/leg | 0.125 INCHES NOMINAL IN |
| Basic Shape Style | T SHAPE |
| Material Document and Classification | AMS-Q-A-200/11 FED SPEC SINGLE MATERIAL RESPONSE |
| Right Side Top Flange Distance to Center of Both Flanges | 0.970 INCHES NOMINAL IN |
| Nondefinitive Spec/std Data | 7075 ALLOY AND T6 TEMPER |
| Material Document and Classification | AMS-Q-A-200/11 FED SPEC SINGLE MATERIAL RESPONSE |
| First Tip Style | SQUARE END |
| Top Flange Width | 1.940 INCHES NOMINAL IN |
| Left Side Top Flange Thickness | 0.156 INCHES NOMINAL IN |
| Left Side Top Flange Distance to Center of Both Flanges | 0.970 INCHES NOMINAL IN |
| Length | 10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 13502 | International Light Metals Corp Sub of Martin Marietta Corp (USA) |
| QQ-A-200/11 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| AMS-QQ-A-200/11 | Society of Automotive Engineers Inc (USA) |
| LS3642-3 | Lockheed Martin Corp (USA) |
| 28939 | Northrop Grumman Systems Corporation (USA) |
| BAC1505-28370 | The Boeing Company Div Legacy Wichita (USA) |
| 28939 | Aluminum Co of America (USA) |
| AMS-QQ-A-200/11 | Sae International Dba Sae International (USA) |
NSN 9540-00-169-3665 is a Beam,structural, manufactured by International Light Metals Corp Sub of Martin Marietta Corp, classified under FSC 9540 (No Item Name Available). Status: active.
NSN 9540-00-169-3665 has 8 cross-referenced part numbers: 13502 (International Light Metals Corp Sub of Martin Marietta Corp), QQ-A-200/11 (Federal Specifications Promulgated by General Services Administration Washington DC), AMS-QQ-A-200/11 (Society of Automotive Engineers Inc), LS3642-3 (Lockheed Martin Corp), 28939 (Northrop Grumman Systems Corporation) and 3 more.
There are 11 known substitutes for 9540-00-169-3665: 3455-00-007-9628, 9540-00-169-3666, 3030-00-819-6201 and 8 more. Verify interchangeability with system specifications before substitution.
Key specifications for 13502: Top Flange Width: 1.940 INCHES NOMINAL IN; Second Tip Relationship to First Tip: IDENTICAL; Left Side Top Flange Distance to Center of Both Flanges: 0.970 INCHES NOMINAL IN; Leg Thickness: 0.125 INCHES NOMINAL IN. 30 total characteristics are documented in the Federal Logistics Information System.