The Beam,structural, cataloged under National Stock Number 9540-00-596-3220, 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 The Boeing Company. Government technical data includes 23 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 | 9540-00-596-3220 |
| Primary Part Number | 1278964 |
| Item Name | Beam,structural |
| FSC / FSG | 9540 / 95 — No Item Name Available |
| Manufacturer | The Boeing Company |
| Status | ACTIVE |
| Basic Shape Style | T SHAPE |
| Leg Thickness | 0.125 INCHES NOMINAL IN |
| Left Top Inside Angle | 90.0 DEGREES NOMINAL |
| Left Side Top Flange Thickness | 0.125 INCHES NOMINAL IN |
| First Tip Style | LOWER RADIUS |
| Material | ALUMINUM ALLOY 2024 |
| Material Document and Classification | QQ-A-200/3 FED SPEC 1ST MATERIAL RESPONSE |
| Fabrication Method | EXTRUDED |
| First Tip Radius | 0.125 INCHES NOMINAL IN |
| Length | 10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT |
| Top Flange Width | 2.500 INCHES NOMINAL IN |
| Third Tip Radius | 0.063 INCHES NOMINAL IN |
| Third Tip Relationship to Preceding Tips | NOT IDENTICAL |
| Heat Treatment | T-4 SOLUTION HEAT TREATED |
| Fillet Radius Where Top Left Flange Joins Web Flange/leg | 0.125 INCHES NOMINAL IN |
| Left Side Top Flange Distance to Center of Both Flanges | 1.250 INCHES NOMINAL IN |
| Right Side Top Flange Thickness | 0.125 INCHES NOMINAL IN |
| Right Top Inside Angle | 90.0 DEGREES NOMINAL |
| Fillet Radius Where Top Right Flange Joins Web Flange/leg | 0.125 INCHES NOMINAL IN |
| Right Side Top Flange Distance to Center of Both Flanges | 1.250 INCHES NOMINAL IN |
| Second Tip Relationship to First Tip | IDENTICAL |
| Weight Per Unit Measure | 0.054 POUNDS PER LINEAR FOOT LBS |
| Third Tip Style | FULL RADIUS |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 1278964 | The Boeing Company (USA) |
| AND10136-2402 | Airforce-Navy Aeronautical Design Standard |
| 1278964 | The Boeing Company (USA) |
| AMS-QQA200-3 | Society of Automotive Engineers Inc (USA) |
| QQA200-3 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| 14044-2 | International Light Metals Corp Sub of Martin Marietta Corp (USA) |
| HT5 | Kaiser Aluminum and Chemical Corp Trentwood Works-Marketing Dept (USA) |
| 40213 | Bohn Aluminum and Brass Co Div of Gulf and Western Mfg Co Sub of Gulf and Western Industries (USA) |
| 10325 | Reynolds Metals Co (USA) |
| AMS-QQA200-3 | Sae International Dba Sae International (USA) |
NSN 9540-00-596-3220 is a Beam,structural, manufactured by The Boeing Company, classified under FSC 9540 (No Item Name Available). Status: active.
NSN 9540-00-596-3220 has 10 cross-referenced part numbers: 1278964 (The Boeing Company), AND10136-2402 (Airforce-Navy Aeronautical Design Standard), 1278964 (The Boeing Company), AMS-QQA200-3 (Society of Automotive Engineers Inc), QQA200-3 (Federal Specifications Promulgated by General Services Administration Washington DC) and 5 more.
There are 12 known substitutes for 9540-00-596-3220: 5130-00-203-4914, 9540-00-242-5433, 5120-00-246-4746 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 1278964: Basic Shape Style: T SHAPE; Leg Thickness: 0.125 INCHES NOMINAL IN; Left Top Inside Angle: 90.0 DEGREES NOMINAL; Left Side Top Flange Thickness: 0.125 INCHES NOMINAL IN. 24 total characteristics are documented in the Federal Logistics Information System.