The Beam,structural, cataloged under National Stock Number 9540-00-580-6525, 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 24 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 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: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 9540-00-580-6525 |
| Primary Part Number | 1298026 |
| Item Name | Beam,structural |
| FSC / FSG | 9540 / 95 — No Item Name Available |
| Manufacturer | The Boeing Company |
| Status | CANCELLED |
| Weight Per Unit Measure | 0.330 POUNDS PER LINEAR FOOT LBS |
| Right Top Inside Angle | 90.0 DEGREES NOMINAL |
| Material | ALUMINUM ALLOY 7075 |
| Leg Thickness | 0.094 INCHES NOMINAL IN |
| Third Tip Radius | 0.047 INCHES NOMINAL IN |
| Length | 10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT |
| Third Tip Relationship to Preceding Tips | NOT IDENTICAL |
| Heat Treatment | T-6 SOLUTION HEAT TREATED |
| Left Top Inside Angle | 90.0 DEGREES NOMINAL |
| Nondefinitive Spec/std Data | T6 TEMPER |
| Fillet Radius Where Top Right Flange Joins Web Flange/leg | 0.125 INCHES NOMINAL IN |
| Material Document and Classification | AMS-Q-A-200/11 FED SPEC SINGLE MATERIAL RESPONSE |
| Left Side Top Flange Thickness | 0.094 INCHES NOMINAL IN |
| Right Side Top Flange Thickness | 0.094 INCHES NOMINAL IN |
| Basic Shape Style | T SHAPE |
| Right Side Top Flange Distance to Center of Both Flanges | 0.813 INCHES NOMINAL IN |
| Third Tip Style | FULL RADIUS |
| Second Tip Relationship to First Tip | IDENTICAL |
| Fabrication Method | EXTRUDED |
| Top Flange Width | 1.625 INCHES NOMINAL IN |
| Fillet Radius Where Top Left Flange Joins Web Flange/leg | 0.125 INCHES NOMINAL IN |
| First Tip Radius | 0.094 INCHES NOMINAL IN |
| Left Side Top Flange Distance to Center of Both Flanges | 0.812 INCHES NOMINAL IN |
| First Tip Style | LOWER RADIUS |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 1298026 | The Boeing Company (USA) |
| AND10136-1505 | Airforce-Navy Aeronautical Design Standard |
| HT172 | Kaiser Aluminum and Chemical Corp Trentwood Works-Marketing Dept (USA) |
| AMS-QQ-A-200/11 | Society of Automotive Engineers Inc (USA) |
| 40346 | Bohn Aluminum and Brass Co Div of Gulf and Western Mfg Co Sub of Gulf and Western Industries (USA) |
| QQ-A-200/11 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| AMS10136-1505 | Society of Automotive Engineers Inc (USA) |
| 10233 | Reynolds Metals Co (USA) |
| AND10133-2402 | Airforce-Navy Aeronautical Design Standard |
| 1298026 | The Boeing Company (USA) |
NSN 9540-00-580-6525 is a Beam,structural, manufactured by The Boeing Company, classified under FSC 9540 (No Item Name Available). Status: cancelled.
NSN 9540-00-580-6525 has 10 cross-referenced part numbers: 1298026 (The Boeing Company), AND10136-1505 (Airforce-Navy Aeronautical Design Standard), HT172 (Kaiser Aluminum and Chemical Corp Trentwood Works-Marketing Dept), AMS-QQ-A-200/11 (Society of Automotive Engineers Inc), 40346 (Bohn Aluminum and Brass Co Div of Gulf and Western Mfg Co Sub of Gulf and Western Industries) and 5 more.
There are 12 known substitutes for 9540-00-580-6525: 5110-00-010-8012, 5310-00-037-6902, 5940-00-082-4885 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 1298026: Weight Per Unit Measure: 0.330 POUNDS PER LINEAR FOOT LBS; Right Top Inside Angle: 90.0 DEGREES NOMINAL; Material: ALUMINUM ALLOY 7075; Leg Thickness: 0.094 INCHES NOMINAL IN. 25 total characteristics are documented in the Federal Logistics Information System.
NSN 9540-00-580-6525 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.