The Beam,structural, cataloged under National Stock Number 9540-01-523-9590, 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 Lockheed Martin Corp. Government technical data includes 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 9540-01-523-9590 |
| Primary Part Number | LS30661-1 |
| Item Name | Beam,structural |
| FSC / FSG | 9540 / 95 — No Item Name Available |
| Manufacturer | Lockheed Martin Corp |
| Status | ACTIVE |
| Material | ALUMINUM ALLOY 7075 |
| First Tip Style | SQUARE END |
| Right Top Inside Angle | 90.0 DEGREES NOMINAL |
| Left Side Top Flange Thickness | 0.088 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN |
| 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 |
| Left Side Top Flange Distance to Center of Both Flanges | 1.647 INCHES NOMINAL IN |
| Basic Shape Style | T SHAPE |
| Material Document and Classification | AMS-QQ-A-200/11 FED SPEC SINGLE MATERIAL RESPONSE |
| Specification/standard Data | 81348-QQ-A-277 GOVERNMENT SPECIFICATION |
| Second Tip Relationship to First Tip | IDENTICAL |
| Right Side Top Flange Distance to Center of Both Flanges | 2.478 INCHES NOMINAL IN |
| Leg Thickness | 0.088 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN |
| Third Tip Relationship to Preceding Tips | IDENTICAL W/FIRST TIP |
| Top Flange Width | 4.091 INCHES MINIMUM AND 4.159 INCHES MAXIMUM IN |
| Heat Treatment | T-6 SOLUTION HEAT TREATED |
| Right Side Top Flange Thickness | 0.088 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN |
| Fillet Radius Where Top Left Flange Joins Web Flange/leg | 0.125 INCHES NOMINAL IN |
| Left Top Inside Angle | 90.0 DEGREES NOMINAL |
| Fabrication Method | EXTRUDED |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| AMS-QQ-A-200 | Society of Automotive Engineers Inc (USA) |
| AMS-QQ-A-200/11 | Society of Automotive Engineers Inc (USA) |
| LS30661-1 PRIMARY | Lockheed Martin Corp (USA) |
| AMS-STD-184 | Society of Automotive Engineers Inc (USA) |
| 60-12936 | Transtar Metals Corp (USA) |
| LS30661 | Lockheed Martin Corp (USA) |
NSN 9540-01-523-9590 is a Beam,structural, manufactured by Lockheed Martin Corp, classified under FSC 9540 (No Item Name Available). Status: active.
NSN 9540-01-523-9590 has 6 cross-referenced part numbers: AMS-QQ-A-200 (Society of Automotive Engineers Inc), AMS-QQ-A-200/11 (Society of Automotive Engineers Inc), LS30661-1 (Lockheed Martin Corp), AMS-STD-184 (Society of Automotive Engineers Inc), 60-12936 (Transtar Metals Corp) and 1 more.
There are 10 known substitutes for 9540-01-523-9590: 9530-00-129-9704, 9540-00-148-4853, 9540-00-288-3681 and 7 more. Verify interchangeability with system specifications before substitution.
Key specifications for LS30661-1: Material: ALUMINUM ALLOY 7075; First Tip Style: SQUARE END; Overall Height: 2.201 INCHES MINIMUM AND 2.249 INCHES MAXIMUM IN; Right Top Inside Angle: 90.0 DEGREES NOMINAL. 23 total characteristics are documented in the Federal Logistics Information System.