The Beam,structural, cataloged under National Stock Number 9540-01-459-4236, is classified within Federal Supply Class 9540 (Structural Shapes, Nonferrous Base Metal) of the Metal Bars, Sheets, and Shapes group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 22 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 9540-01-459-4236 |
| Primary Part Number | 1MA140B04-10012 |
| Item Name | Beam,structural |
| FSC / FSG | 9540 / 95 — Structural Shapes, Nonferrous Base Metal |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| FSC Application Data | F-15I |
| Right Side Top Flange Thickness | 0.060 INCHES NOMINAL IN |
| Right Side Bottom Flange Thickness | 0.060 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 | 0.750 INCHES NOMINAL IN |
| Web Flange Thickness | 0.060 INCHES NOMINAL IN |
| Right Top Inside Angle | 90.0 DEGREES NOMINAL |
| Left Side Bottom Flange Thickness | 0.060 INCHES NOMINAL IN |
| Left Top Inside Angle | 90.0 DEGREES NOMINAL |
| Right Bottom Inside Angle | 90.0 DEGREES NOMINAL |
| Basic Shape Style | I SHAPE |
| Bottom Flange Width | 1.500 INCHES NOMINAL IN |
| Right Side Bottom Flange Distance to Center of Both Flanges | 0.750 INCHES NOMINAL IN |
| Top Flange Width | 1.500 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY |
| Fabrication Method | EXTRUDED |
| Left Side Bottom Flange Distance to Center of Both Flanges | 0.750 INCHES NOMINAL IN |
| First Tip Style | SQUARE END |
| Left Side Top Flange Thickness | 0.060 INCHES NOMINAL IN |
| Second Tip Relationship to First Tip | IDENTICAL |
| Right Side Top Flange Distance to Center of Both Flanges | 0.750 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 |
| Part Number | Manufacturer |
|---|---|
| 1MA140B04-10012 PRIMARY | The Boeing Company Div Defense (USA) |
NSN 9540-01-459-4236 is a Beam,structural, manufactured by The Boeing Company Div Defense, classified under FSC 9540, Structural Shapes, Nonferrous Base Metal. Status: active.
NSN 9540-01-459-4236 has 1 manufacturer part number on file: 1MA140B04-10012 (The Boeing Company Div Defense).
Key specifications for 1MA140B04-10012: Overall Height: 2.250 INCHES NOMINAL IN; FSC Application Data: F-15I; Right Side Top Flange Thickness: 0.060 INCHES NOMINAL IN; Right Side Bottom Flange Thickness: 0.060 INCHES NOMINAL IN. 22 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.