The Beam,structural, cataloged under National Stock Number 9540-01-459-5957, 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 26 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 9540-01-459-5957 |
| Primary Part Number | 1MA163D06-10000 |
| 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 | 0.125 INCHES NOMINAL IN |
| Right Side Bottom Flange Thickness | 0.125 INCHES NOMINAL IN |
| Length | 10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT |
| Left Side Top Flange Distance to Center of Both Flanges | 1.625 INCHES NOMINAL IN |
| Fourth Tip Relationship to Preceding Tips | IDENTICAL W/FIRST TIP |
| Right Top Inside Angle | 90.0 DEGREES NOMINAL |
| Right Side Top Flange Tip Thickness | 0.400 INCHES NOMINAL IN |
| Left Top Inside Angle | 90.0 DEGREES NOMINAL |
| Heat Treatment | T-76511 SOLUTION HEAT TREATED |
| Fillet Radius Where Top Right Flange Joins Web Flange/leg | 0.125 INCHES NOMINAL IN |
| Material Document and Classification | AMS-QQ-A-200/11 FED SPEC SINGLE MATERIAL RESPONSE |
| Fillet Radius Where Top Left Flange Joins Web Flange/leg | 0.125 INCHES NOMINAL IN |
| Basic Shape Style | T SHAPE |
| Weight Per Unit Measure | 0.758 POUNDS PER LINEAR FOOT LBS |
| Nondefinitive Spec/std Data | 7075 ALLOY AND T76511 TEMPER |
| Fillet Radius Where Bottom Right Flange Joins Web Flange/leg | 0.125 INCHES NOMINAL IN |
| Top Flange Width | 3.125 INCHES NOMINAL IN |
| Third Tip Relationship to Preceding Tips | IDENTICAL W/FIRST TIP |
| Material | ALUMINUM ALLOY 7075 |
| Fabrication Method | EXTRUDED |
| Leg Thickness | 0.125 INCHES NOMINAL IN |
| First Tip Style | SQUARE END |
| Left Side Top Flange Thickness | 0.125 INCHES NOMINAL IN |
| Second Tip Relationship to First Tip | IDENTICAL |
| Right Side Top Flange Distance to Center of Both Flanges | 1.625 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 |
|---|---|
| 1MA163D06-10000 PRIMARY | The Boeing Company Div Defense (USA) |
| 60-23485 | Transtar Metals Corp (USA) |
| Reference | Meaning |
|---|---|
| AMS-QQ-A-200/11 | 3/1 Design control — primary reference Sae International Dba Sae International |
| AMS-QQ-A-200/11 | 5/9 Secondary reference U.S. Government activity |
| QQ-A-200/11 | 5/9 Secondary reference U.S. Government activity |
NSN 9540-01-459-5957 is a Beam,structural, manufactured by The Boeing Company Div Defense, classified under FSC 9540, Structural Shapes, Nonferrous Base Metal. Status: active.
NSN 9540-01-459-5957 has 2 manufacturer part numbers on file: 1MA163D06-10000 (The Boeing Company Div Defense), 60-23485 (Transtar Metals Corp).
Key specifications for 1MA163D06-10000: Overall Height: 1.700 INCHES NOMINAL IN; FSC Application Data: F-15I; Right Side Top Flange Thickness: 0.125 INCHES NOMINAL IN; Right Side Bottom Flange Thickness: 0.125 INCHES NOMINAL IN. 26 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.