The Beam,structural, cataloged under National Stock Number 9540-01-110-8928, 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 19 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 | 9540-01-110-8928 |
| Primary Part Number | 1M5798 |
| Item Name | Beam,structural |
| FSC / FSG | 9540 / 95 — Structural Shapes, Nonferrous Base Metal |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| First Tip Inner Radius | 0.010 INCHES NOMINAL IN |
| Right Side Top Flange Thickness | 0.060 INCHES NOMINAL IN |
| Left Side Top Flange Distance to Center of Both Flanges | 0.845 INCHES NOMINAL IN |
| Right Top Inside Angle | 90.0 DEGREES NOMINAL |
| Left Top Inside Angle | 90.0 DEGREES NOMINAL |
| Fillet Radius Where Top Right Flange Joins Web Flange/leg | 0.090 INCHES NOMINAL IN |
| Material Document and Classification | QQ-A-200/3 FED SPEC 1ST MATERIAL RESPONSE AND QQ-A-200/13 FED SPEC 2ND MATERIAL RESPONSE |
| Fillet Radius Where Top Left Flange Joins Web Flange/leg | 0.090 INCHES NOMINAL IN |
| Basic Shape Style | T SHAPE |
| Weight Per Unit Measure | 0.024 POUNDS PER PIECE LBS |
| Top Flange Width | 1.750 INCHES NOMINAL IN |
| Third Tip Relationship to Preceding Tips | IDENTICAL W/FIRST TIP |
| Material | ALUMINUM ALLOY 2024 AND ALUMINUM ALLOY 7178 |
| First Tip Outer Radius | 0.010 INCHES NOMINAL IN |
| Leg Thickness | 0.060 INCHES NOMINAL IN |
| First Tip Style | SQUARE W/ INNER AND OUTER CORNER RADII |
| 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 | 0.845 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 |
|---|---|
| 1M5798 PRIMARY | The Boeing Company Div Defense (USA) |
NSN 9540-01-110-8928 is a Beam,structural, manufactured by The Boeing Company Div Defense, classified under FSC 9540, Structural Shapes, Nonferrous Base Metal. Status: active.
NSN 9540-01-110-8928 has 1 manufacturer part number on file: 1M5798 (The Boeing Company Div Defense).
Key specifications for 1M5798: First Tip Inner Radius: 0.010 INCHES NOMINAL IN; Overall Height: 0.810 INCHES NOMINAL IN; Right Side Top Flange Thickness: 0.060 INCHES NOMINAL IN; Left Side Top Flange Distance to Center of Both Flanges: 0.845 INCHES NOMINAL IN. 19 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.