The Beam,structural, cataloged under National Stock Number 9540-00-406-7420, 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 Transtar Metals Corp. Government technical data includes 21 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 7 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 | 9540-00-406-7420 |
| Primary Part Number | 60-4387 |
| Item Name | Beam,structural |
| FSC / FSG | 9540 / 95 — No Item Name Available |
| Manufacturer | Transtar Metals Corp |
| Status | ACTIVE |
| Left Top Inside Angle | 90.0 DEGREES NOMINAL |
| Heat Treatment | O-ANNEALED |
| Fillet Radius Where Top Right Flange Joins Web Flange/leg | 0.062 INCHES NOMINAL IN |
| Right Side Top Flange Thickness | 0.050 INCHES NOMINAL IN |
| Weight Per Unit Measure | 0.259 POUNDS PER LINEAR FOOT LBS |
| Left Side Top Flange Thickness | 0.050 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY 2024 |
| Fabrication Method | EXTRUDED |
| Length | 10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT |
| Leg Thickness | 0.050 INCHES NOMINAL IN |
| Right Side Top Flange Distance to Center of Both Flanges | 1.000 INCHES NOMINAL IN |
| Basic Shape Style | T SHAPE |
| Left Side Top Flange Distance to Center of Both Flanges | 1.000 INCHES NOMINAL IN |
| Material Document and Classification | AMS-QQ-A-200/3 FED SPEC SINGLE MATERIAL RESPONSE |
| Fillet Radius Where Top Left Flange Joins Web Flange/leg | 0.062 INCHES NOMINAL IN |
| Nondefinitive Spec/std Data | O TEMPER |
| Right Top Inside Angle | 90.0 DEGREES NOMINAL |
| First Tip Style | SQUARE END |
| Third Tip Relationship to Preceding Tips | IDENTICAL W/FIRST TIP |
| Second Tip Relationship to First Tip | IDENTICAL |
| Top Flange Width | 2.000 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 60-4387 | Transtar Metals Corp (USA) |
| QQ-A-200/3 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| AMS-QQ-A-200/3 | Society of Automotive Engineers Inc (USA) |
| 80471 | Aluminum Co of America (USA) |
| 34478 | Alcoa/reynolds Metals Company (USA) |
| LS6946-2 | Lockheed Martin Corp (USA) |
| PA6267 | Transtar Metals Corp (USA) |
| AMS-QQ-A-200/3 | Sae International Dba Sae International (USA) |
NSN 9540-00-406-7420 is a Beam,structural, manufactured by Transtar Metals Corp, classified under FSC 9540 (No Item Name Available). Status: active.
NSN 9540-00-406-7420 has 8 cross-referenced part numbers: 60-4387 (Transtar Metals Corp), QQ-A-200/3 (Federal Specifications Promulgated by General Services Administration Washington DC), AMS-QQ-A-200/3 (Society of Automotive Engineers Inc), 80471 (Aluminum Co of America), 34478 (Alcoa/reynolds Metals Company) and 3 more.
There are 12 known substitutes for 9540-00-406-7420: 3110-00-100-0575, 3110-00-100-0585, 5315-00-164-1022 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 60-4387: Left Top Inside Angle: 90.0 DEGREES NOMINAL; Heat Treatment: O-ANNEALED; Fillet Radius Where Top Right Flange Joins Web Flange/leg: 0.062 INCHES NOMINAL IN; Right Side Top Flange Thickness: 0.050 INCHES NOMINAL IN. 22 total characteristics are documented in the Federal Logistics Information System.