The Beam,structural, cataloged under National Stock Number 9540-00-528-8756, is classified within Federal Supply Class 9540 (No Item Name Available) of the Metal Bars, Sheets, and Shapes group. The primary manufacturer of record is Transtar Metals Corp. Government technical data includes 21 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 9540-00-528-8756 |
| Primary Part Number | 60-4254 |
| Item Name | Beam,structural |
| FSC / FSG | 9540 / 95 — No Item Name Available |
| Manufacturer | Transtar Metals Corp |
| Status | ACTIVE |
| Fillet Radius Where Top Left Flange Joins Web Flange/leg | 0.125 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY 7075 |
| Right Side Top Flange Thickness | 0.063 INCHES NOMINAL IN |
| Fabrication Method | EXTRUDED |
| First Tip Style | SQUARE END |
| Right Side Top Flange Distance to Center of Both Flanges | 1.060 INCHES NOMINAL IN |
| Leg Thickness | 0.063 INCHES NOMINAL IN |
| Basic Shape Style | T SHAPE |
| Third Tip Relationship to Preceding Tips | IDENTICAL W/FIRST TIP |
| Heat Treatment | T-6 SOLUTION HEAT TREATED |
| Material Document and Classification | AMS-QQ-A-200/11 FED SPEC SINGLE MATERIAL RESPONSE |
| Nondefinitive Spec/std Data | 7075 ALLOY AND T6 TEMPER |
| Top Flange Width | 2.120 INCHES NOMINAL IN |
| Left Top Inside Angle | 90.0 DEGREES NOMINAL |
| Left Side Top Flange Thickness | 0.063 INCHES NOMINAL IN |
| Weight Per Unit Measure | 0.330 POUNDS PER LINEAR FOOT LBS |
| Second Tip Relationship to First Tip | IDENTICAL |
| Left Side Top Flange Distance to Center of Both Flanges | 1.060 INCHES NOMINAL IN |
| Right Top Inside Angle | 90.0 DEGREES NOMINAL |
| Length | 10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT |
| Fillet Radius Where Top Right Flange Joins Web Flange/leg | 0.125 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 1M5164 | The Boeing Company Div Defense (USA) |
| AMS-QQ-A-200/11 | Sae International Dba Sae International (USA) |
| 60-4254 PRIMARY | Transtar Metals Corp (USA) |
| 61128 | Aluminum Co of America (USA) |
| OT99428-6 | On-Tyme Metals (USA) |
| QQ-A-200/11 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| 26241 | Alcoa/reynolds Metals Company (USA) |
| PA6211 | Transtar Metals Corp (USA) |
| AMS-QQ-A-200/11 | Society of Automotive Engineers Inc (USA) |
NSN 9540-00-528-8756 is a Beam,structural, manufactured by Transtar Metals Corp, classified under FSC 9540 (No Item Name Available). Status: active.
NSN 9540-00-528-8756 has 9 cross-referenced part numbers: 1M5164 (The Boeing Company Div Defense), AMS-QQ-A-200/11 (Sae International Dba Sae International), 60-4254 (Transtar Metals Corp), 61128 (Aluminum Co of America), OT99428-6 (On-Tyme Metals) and 4 more.
There are 12 known substitutes for 9540-00-528-8756: 5120-00-240-5609, 4720-00-241-4435, 2910-00-384-0669 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 60-4254: Fillet Radius Where Top Left Flange Joins Web Flange/leg: 0.125 INCHES NOMINAL IN; Material: ALUMINUM ALLOY 7075; Overall Height: 2.120 INCHES NOMINAL IN; Right Side Top Flange Thickness: 0.063 INCHES NOMINAL IN. 22 total characteristics are documented in the Federal Logistics Information System.