The Beam,structural, cataloged under National Stock Number 9540-00-288-3746, 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 Aluminum Co of America. Government technical data includes 29 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 9540-00-288-3746 |
| Primary Part Number | 45984 |
| Item Name | Beam,structural |
| FSC / FSG | 9540 / 95 — No Item Name Available |
| Manufacturer | Aluminum Co of America |
| Status | ACTIVE |
| Left Side Bottom Flange Distance to Center of Both Flanges | 1.250 INCHES NOMINAL IN |
| Fillet Radius Where Top Left Flange Joins Web Flange/leg | 0.125 INCHES NOMINAL IN |
| Second Tip Relationship to First Tip | IDENTICAL |
| Right Top Inside Angle | 90.0 DEGREES NOMINAL |
| Fabrication Method | EXTRUDED |
| Heat Treatment | T-6 SOLUTION HEAT TREATED |
| Right Side Top Flange Distance to Center of Both Flanges | 1.250 INCHES NOMINAL IN |
| Right Bottom Inside Angle | 90.0 DEGREES NOMINAL |
| Fillet Radius Where Top Right Flange Joins Web Flange/leg | 0.125 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY 7075 |
| Third Tip Relationship to Preceding Tips | IDENTICAL W/FIRST TIP |
| Left Side Top Flange Distance to Center of Both Flanges | 1.250 INCHES NOMINAL IN |
| Fillet Radius Where Bottom Left Flange Joins Web Flange/leg | 0.125 INCHES NOMINAL IN |
| Right Side Flange Height | 2.500 INCHES NOMINAL IN |
| Material Document and Classification | AMS-Q-A-200/11 FED SPEC SINGLE MATERIAL RESPONSE |
| Nondefinitive Spec/std Data | T6 TEMPER |
| First Tip Style | SQUARE END |
| Left Side Flange Height | 2.500 INCHES NOMINAL IN |
| Web Flange Thickness | 0.125 INCHES NOMINAL IN |
| Left Bottom Inside Angle | 90.0 DEGREES NOMINAL |
| Fillet Radius Where Bottom Right Flange Joins Web Flange/leg | 0.125 INCHES NOMINAL IN |
| Length | 10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT |
| Right Side Bottom Flange Distance to Center of Both Flanges | 1.250 INCHES NOMINAL IN |
| Basic Shape Style | H SHAPE |
| Weight Per Unit Measure | 1.330 POUNDS PER LINEAR FOOT LBS |
| Fourth Tip Relationship to Preceding Tips | IDENTICAL W/FIRST TIP |
| Right Side Flange Thickness | 0.200 INCHES NOMINAL IN |
| Left Side Flange Thickness | 0.172 INCHES NOMINAL IN |
| Left Top Inside Angle | 90.0 DEGREES NOMINAL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 45984 | Aluminum Co of America (USA) |
| 120309 | Northrop Grumman Systems Corporation (USA) |
| AMS-QQ-A-200/11 | Society of Automotive Engineers Inc (USA) |
| AMS-QQ-A-200/11 | Sae International Dba Sae International (USA) |
| QQ-A-200/11 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
NSN 9540-00-288-3746 is a Beam,structural, manufactured by Aluminum Co of America, classified under FSC 9540 (No Item Name Available). Status: active.
NSN 9540-00-288-3746 has 5 cross-referenced part numbers: 45984 (Aluminum Co of America), 120309 (Northrop Grumman Systems Corporation), AMS-QQ-A-200/11 (Society of Automotive Engineers Inc), AMS-QQ-A-200/11 (Sae International Dba Sae International), QQ-A-200/11 (Federal Specifications Promulgated by General Services Administration Washington DC).
There are 5 known substitutes for 9540-00-288-3746: 2520-00-400-6380, 5930-00-458-8793, 5935-00-901-5782 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for 45984: Left Side Bottom Flange Distance to Center of Both Flanges: 1.250 INCHES NOMINAL IN; Fillet Radius Where Top Left Flange Joins Web Flange/leg: 0.125 INCHES NOMINAL IN; Second Tip Relationship to First Tip: IDENTICAL; Right Top Inside Angle: 90.0 DEGREES NOMINAL. 30 total characteristics are documented in the Federal Logistics Information System.