The Beam,structural, cataloged under National Stock Number 9540-00-541-7431, 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 Aluminum Co of America. Government technical data includes 23 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 17 commercial cross-references from 15 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 | 9540-00-541-7431 |
| Primary Part Number | 27477 |
| Item Name | Beam,structural |
| FSC / FSG | 9540 / 95 — No Item Name Available |
| Manufacturer | Aluminum Co of America |
| Status | ACTIVE |
| Right Top Inside Angle | 90.0 DEGREES NOMINAL |
| Left Top Inside Angle | 90.0 DEGREES NOMINAL |
| Right Side Top Flange Thickness | 0.062 INCHES NOMINAL IN |
| Left Side Top Flange Thickness | 0.062 INCHES NOMINAL IN |
| Third Tip Style | SQUARE END |
| Weight Per Unit Measure | 0.180 POUNDS PER LINEAR FOOT LBS |
| Fillet Radius Where Top Left Flange Joins Web Flange/leg | 0.062 INCHES NOMINAL IN |
| Fillet Radius Where Top Right Flange Joins Web Flange/leg | 0.062 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY 7178 |
| Length | 10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT |
| Material Document and Classification | AMS-Q-A-200/13 FED SPEC SINGLE MATERIAL RESPONSE |
| Nondefinitive Spec/std Data | T6 TEMPER |
| Leg Thickness | 0.062 INCHES NOMINAL IN |
| First Tip Radius | 0.031 INCHES NOMINAL IN |
| Fabrication Method | EXTRUDED |
| Top Flange Width | 1.500 INCHES NOMINAL IN |
| Basic Shape Style | T SHAPE |
| Second Tip Relationship to First Tip | IDENTICAL |
| Heat Treatment | T-6 SOLUTION HEAT TREATED |
| Left Side Top Flange Distance to Center of Both Flanges | 0.750 INCHES NOMINAL IN |
| Right Side Top Flange Distance to Center of Both Flanges | 0.750 INCHES NOMINAL IN |
| Third Tip Relationship to Preceding Tips | NOT IDENTICAL |
| First Tip Style | FULL RADIUS |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 27477 | Aluminum Co of America (USA) |
| 60476 | International Light Metals Corp Sub of Martin Marietta Corp (USA) |
| QQ-A-200/13 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| E711117 | General Dynamics Corp Convair Div Lindbergh Field Facility (USA) |
| S82 | Cessna Aircraft Company Dba Textron Aviation (USA) |
| FS50102-1510-2 | Hiller Aircraft Corporation (USA) |
| BAC1505-18721 | The Boeing Company Div Defense (USA) |
| E711117 | Bae Systems Technology Solutions & Services Inc. (USA) |
| S82 | Textron Aviation Inc (USA) |
| 60-4201 | Transtar Metals Corp (USA) |
| AMS-QQ-A-200/13 | Society of Automotive Engineers Inc (USA) |
| 190895 | Aluminum Co of America (USA) |
| 19903 | Alcoa/reynolds Metals Company (USA) |
| PA6568 | Transtar Metals Corp (USA) |
| E711117 | Hughes Missile Systems Co San Diego (USA) |
| AMS-QQ-A-200/13 | Sae International Dba Sae International (USA) |
| E711117 | Tracor Flight Systems Inc Sub of Tracor Inc (USA) |
NSN 9540-00-541-7431 is a Beam,structural, manufactured by Aluminum Co of America, classified under FSC 9540 (No Item Name Available). Status: active.
NSN 9540-00-541-7431 has 17 cross-referenced part numbers: 27477 (Aluminum Co of America), 60476 (International Light Metals Corp Sub of Martin Marietta Corp), QQ-A-200/13 (Federal Specifications Promulgated by General Services Administration Washington DC), E711117 (General Dynamics Corp Convair Div Lindbergh Field Facility), S82 (Cessna Aircraft Company Dba Textron Aviation) and 12 more.
There are 12 known substitutes for 9540-00-541-7431: 5306-00-019-0895, 5365-00-241-6916, 4510-00-242-4357 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 27477: Right Top Inside Angle: 90.0 DEGREES NOMINAL; Left Top Inside Angle: 90.0 DEGREES NOMINAL; Right Side Top Flange Thickness: 0.062 INCHES NOMINAL IN; Left Side Top Flange Thickness: 0.062 INCHES NOMINAL IN. 24 total characteristics are documented in the Federal Logistics Information System.