The Beam,structural, cataloged under National Stock Number 9540-01-367-1248, 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 Transtar Metals Corp. Government technical data includes 23 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 9540-01-367-1248 |
| Primary Part Number | 60-21205 |
| Item Name | Beam,structural |
| FSC / FSG | 9540 / 95 — Structural Shapes, Nonferrous Base Metal |
| Manufacturer | Transtar Metals Corp |
| Status | ACTIVE |
| First Tip Inner Radius | 0.031 INCHES NOMINAL IN |
| Right Side Top 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 | 1.750 INCHES NOMINAL IN |
| Right Top Inside Angle | 90.0 DEGREES NOMINAL |
| Left Top Inside Angle | 90.0 DEGREES NOMINAL |
| Heat Treatment | O-ANNEALED |
| Fillet Radius Where Top Right Flange Joins Web Flange/leg | 0.187 INCHES NOMINAL IN |
| Material Document and Classification | AMS-Q-A-200/11 FED SPEC SINGLE MATERIAL RESPONSE |
| Fillet Radius Where Top Left Flange Joins Web Flange/leg | 0.187 INCHES NOMINAL IN |
| Basic Shape Style | T SHAPE |
| Weight Per Unit Measure | 0.926 POUNDS PER LINEAR FOOT LBS |
| Nondefinitive Spec/std Data | 7075 ALLOY AND ANNEALED CONDITION |
| Top Flange Width | 3.625 INCHES NOMINAL IN |
| Third Tip Relationship to Preceding Tips | IDENTICAL W/FIRST TIP |
| Material | ALUMINUM ALLOY 7075 |
| Fabrication Method | EXTRUDED |
| First Tip Outer Radius | 0.031 INCHES NOMINAL IN |
| Leg Thickness | 0.125 INCHES NOMINAL IN |
| First Tip Style | SQUARE W/ INNER AND OUTER CORNER RADII |
| 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 | 1.875 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 |
|---|---|
| 60-21205 PRIMARY | Transtar Metals Corp (USA) |
| Reference | Meaning |
|---|---|
| ASTM B221 | 5/9 Secondary reference U.S. Government activity |
| 1MA160D01-10323 | 3/1 Design control — primary reference The Boeing Company Div Defense |
| QQ-A-200/11 | 5/9 Secondary reference U.S. Government activity |
| AMS-QQ-A-200/11 | 5/9 Secondary reference U.S. Government activity |
| AMS-QQ-A-200/11 | 3/1 Design control — primary reference Sae International Dba Sae International |
NSN 9540-01-367-1248 is a Beam,structural, manufactured by Transtar Metals Corp, classified under FSC 9540, Structural Shapes, Nonferrous Base Metal. Status: active.
NSN 9540-01-367-1248 has 1 manufacturer part number on file: 60-21205 (Transtar Metals Corp).
Key specifications for 60-21205: First Tip Inner Radius: 0.031 INCHES NOMINAL IN; Overall Height: 2.562 INCHES NOMINAL IN; Right Side Top Flange Thickness: 0.125 INCHES NOMINAL IN; Length: 10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT. 23 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.