The Beam,structural, cataloged under National Stock Number 9540-00-255-6364, 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 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 9540-00-255-6364 |
| Primary Part Number | 41960 |
| Item Name | Beam,structural |
| FSC / FSG | 9540 / 95 — No Item Name Available |
| Manufacturer | International Light Metals Corp Sub of Martin Marietta Corp |
| Status | ACTIVE |
| Left Side Top Flange Thickness | 0.050 INCHES NOMINAL IN |
| Right Side Top Flange Thickness | 0.050 INCHES NOMINAL IN |
| Heat Treatment | T-6511 SOLUTION HEAT TREATED |
| Material | ALUMINUM ALLOY 7178 |
| Material Document and Classification | QQ-A-200/13 FED SPEC 1ST MATERIAL RESPONSE |
| Nondefinitive Spec/std Data | T6511 TEMPER |
| Left Top Inside Angle | 90.0 DEGREES NOMINAL |
| Second Tip Relationship to First Tip | IDENTICAL |
| Weight Per Unit Measure | 0.277 POUNDS PER LINEAR FOOT LBS |
| First Tip Style | SQUARE END |
| Left Side Top Flange Distance to Center of Both Flanges | 0.840 INCHES NOMINAL IN |
| Fillet Radius Where Top Right Flange Joins Web Flange/leg | 0.130 INCHES NOMINAL IN |
| Length | 10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT |
| Fabrication Method | EXTRUDED |
| Right Side Top Flange Distance to Center of Both Flanges | 0.840 INCHES NOMINAL IN |
| Leg Thickness | 0.080 INCHES NOMINAL IN |
| Basic Shape Style | T SHAPE |
| Right Top Inside Angle | 90.0 DEGREES NOMINAL |
| Fillet Radius Where Top Left Flange Joins Web Flange/leg | 0.130 INCHES NOMINAL IN |
| Top Flange Width | 1.680 INCHES NOMINAL IN |
| Third Tip Relationship to Preceding Tips | IDENTICAL W/FIRST TIP |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 41960 | International Light Metals Corp Sub of Martin Marietta Corp (USA) |
| AMS-QQA200-13 | Sae International Dba Sae International (USA) |
| QQA200-13 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| 1M57569 | The Boeing Company Div Defense (USA) |
| AMS-QQA200-13 | Society of Automotive Engineers Inc (USA) |
NSN 9540-00-255-6364 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 9540-00-255-6364 has 5 cross-referenced part numbers: 41960 (International Light Metals Corp Sub of Martin Marietta Corp), AMS-QQA200-13 (Sae International Dba Sae International), QQA200-13 (Federal Specifications Promulgated by General Services Administration Washington DC), 1M57569 (The Boeing Company Div Defense), AMS-QQA200-13 (Society of Automotive Engineers Inc).
There are 3 known substitutes for 9540-00-255-6364: 2915-00-001-2373, 4720-00-469-8000, 3120-01-495-5648. Verify interchangeability with system specifications before substitution.
Key specifications for 41960: Left Side Top Flange Thickness: 0.050 INCHES NOMINAL IN; Right Side Top Flange Thickness: 0.050 INCHES NOMINAL IN; Heat Treatment: T-6511 SOLUTION HEAT TREATED; Material: ALUMINUM ALLOY 7178. 22 total characteristics are documented in the Federal Logistics Information System.