The Beam,structural, cataloged under National Stock Number 9540-01-071-2150, 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 22 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 9 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 | 9540-01-071-2150 |
| Primary Part Number | 14731 |
| Item Name | Beam,structural |
| FSC / FSG | 9540 / 95 — No Item Name Available |
| Manufacturer | International Light Metals Corp Sub of Martin Marietta Corp |
| Status | ACTIVE |
| Right Top Inside Angle | 90.0 DEGREES NOMINAL |
| Heat Treatment | O-ANNEALED |
| First Tip Style | SQUARE END |
| Left Top Inside Angle | 90.0 DEGREES NOMINAL |
| Material | ALUMINUM ALLOY 2024 |
| Right Side Top Flange Distance to Center of Both Flanges | 0.812 INCHES NOMINAL IN |
| Third Tip Relationship to Preceding Tips | IDENTICAL W/FIRST TIP |
| Right Side Top Flange Thickness | 0.085 INCHES NOMINAL IN |
| Weight Per Unit Measure | 0.340 POUNDS PER LINEAR FOOT LBS |
| Fabrication Method | EXTRUDED |
| Material Document and Classification | AMS-QQ-A-200/3 FED SPEC SINGLE MATERIAL RESPONSE |
| Leg Thickness | 0.085 INCHES NOMINAL IN |
| Nondefinitive Spec/std Data | O TEMPER |
| Specification/standard Data | 81755-K40 MANUFACTURERS STANDARD |
| Left Side Top Flange Thickness | 0.085 INCHES NOMINAL IN |
| Left Side Top Flange Distance to Center of Both Flanges | 0.812 INCHES NOMINAL IN |
| Top Flange Width | 1.625 INCHES NOMINAL IN |
| Length | 10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT |
| Fillet Radius Where Top Left Flange Joins Web Flange/leg | 0.094 INCHES NOMINAL IN |
| Fillet Radius Where Top Right Flange Joins Web Flange/leg | 0.094 INCHES NOMINAL IN |
| Basic Shape Style | T SHAPE |
| Second Tip Relationship to First Tip | IDENTICAL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 14731 | International Light Metals Corp Sub of Martin Marietta Corp (USA) |
| AMS-QQ-A-200/3 | Society of Automotive Engineers Inc (USA) |
| PA6587 | Transtar Metals Corp (USA) |
| QQ-A-200/3 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| MS14375E081 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| AMS-QQ-A-200/3 | Sae International Dba Sae International (USA) |
| K40A730 | Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company (USA) |
| 60-146 | Transtar Metals Corp (USA) |
| 34738 | Alcoa/reynolds Metals Company (USA) |
| 13829 | Aluminum Co of America (USA) |
NSN 9540-01-071-2150 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 9540-01-071-2150 has 10 cross-referenced part numbers: 14731 (International Light Metals Corp Sub of Martin Marietta Corp), AMS-QQ-A-200/3 (Society of Automotive Engineers Inc), PA6587 (Transtar Metals Corp), QQ-A-200/3 (Federal Specifications Promulgated by General Services Administration Washington DC), MS14375E081 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M) and 5 more.
There are 12 known substitutes for 9540-01-071-2150: 4820-00-128-1178, 3110-00-156-4704, 5930-00-229-8774 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 14731: Right Top Inside Angle: 90.0 DEGREES NOMINAL; Heat Treatment: O-ANNEALED; First Tip Style: SQUARE END; Left Top Inside Angle: 90.0 DEGREES NOMINAL. 23 total characteristics are documented in the Federal Logistics Information System.