The Beam,structural, cataloged under National Stock Number 9540-01-323-9700, is classified within Federal Supply Class 9540 (Structural Shapes, Nonferrous Base Metal) of the Metal Bars, Sheets, and Shapes group. Government technical data includes 29 specifications, cited from the U.S. Government catalog. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 9540-01-323-9700 |
| Item Name | Beam,structural |
| FSC / FSG | 9540 / 95 — Structural Shapes, Nonferrous Base Metal |
| Status | ACTIVE |
| Fillet Radius Where Bottom Left Flange Joins Web Flange/leg | 0.125 INCHES NOMINAL IN |
| Length | 10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT |
| Left Bottom Inside Angle | 90.0 DEGREES NOMINAL |
| Left Side Top Flange Distance to Center of Both Flanges | 1.000 INCHES NOMINAL IN |
| Web Flange Thickness | 0.063 INCHES NOMINAL IN |
| Fourth Tip Relationship to Preceding Tips | IDENTICAL W/FIRST TIP |
| Right Top Inside Angle | 90.0 DEGREES NOMINAL |
| Left Side Flange Height | 2.000 INCHES NOMINAL IN |
| Left Top Inside Angle | 90.0 DEGREES NOMINAL |
| Heat Treatment | T-81 SOLUTION HEAT TREATED |
| Fillet Radius Where Top Right Flange Joins Web Flange/leg | 0.125 INCHES NOMINAL IN |
| Material Document and Classification | QQ-A-200/3 FED SPEC 1ST MATERIAL RESPONSE |
| Right Bottom Inside Angle | 90.0 DEGREES NOMINAL |
| Fillet Radius Where Top Left Flange Joins Web Flange/leg | 0.125 INCHES NOMINAL IN |
| Left Side Flange Thickness | 0.063 INCHES NOMINAL IN |
| Basic Shape Style | H SHAPE |
| Right Side Flange Height | 2.000 INCHES NOMINAL IN |
| Weight Per Unit Measure | 0.460 POUNDS PER LINEAR FOOT LBS |
| Right Side Flange Thickness | 0.063 INCHES NOMINAL IN |
| Nondefinitive Spec/std Data | T81 TEMPER |
| Right Side Bottom Flange Distance to Center of Both Flanges | 1.000 INCHES NOMINAL IN |
| Fillet Radius Where Bottom Right Flange Joins Web Flange/leg | 0.125 INCHES NOMINAL IN |
| Third Tip Relationship to Preceding Tips | IDENTICAL W/FIRST TIP |
| Material | ALUMINUM ALLOY 2024 |
| Fabrication Method | EXTRUDED |
| Left Side Bottom Flange Distance to Center of Both Flanges | 1.000 INCHES NOMINAL IN |
| First Tip Style | SQUARE END |
| Second Tip Relationship to First Tip | IDENTICAL |
| Right Side Top Flange Distance to Center of Both Flanges | 1.000 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 60-19237 | 3/1 Design control — primary reference Transtar Metals Corp |
| AMS-QQ-A-200/3 | 3/1 Design control — primary reference Sae International Dba Sae International |
| QQ-A-200/3 | 5/9 Secondary reference U.S. Government activity |
| LS043-1225 2024-T81 | 3/1 Design control — primary reference The Boeing Company Div Legacy Am&m |
| AMS-QQ-A-200/3 | 5/9 Secondary reference U.S. Government activity |
NSN 9540-01-323-9700 is a Beam,structural, classified under FSC 9540, Structural Shapes, Nonferrous Base Metal. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 9540-01-324-4369. Verify interchangeability with system specifications before substitution.
Key specifications for 9540-01-323-9700: Fillet Radius Where Bottom Left Flange Joins Web Flange/leg: 0.125 INCHES NOMINAL IN; Length: 10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT; Left Bottom Inside Angle: 90.0 DEGREES NOMINAL; Left Side Top Flange Distance to Center of Both Flanges: 1.000 INCHES NOMINAL IN. 29 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.