The Beam,structural, cataloged under National Stock Number 9540-01-231-2298, 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 Tracor Flight Systems Inc Sub of Tracor Inc. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 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 | 9540-01-231-2298 |
| Primary Part Number | E-731901 |
| Item Name | Beam,structural |
| FSC / FSG | 9540 / 95 — No Item Name Available |
| Manufacturer | Tracor Flight Systems Inc Sub of Tracor Inc |
| Status | ACTIVE |
| Material | ALUMINUM ALLOY 6061 |
| Material Document and Classification | MIL-A-12545, ALLOY 6061 MIL SPEC 1ST MATERIAL RESPONSE |
| Third Tip Relationship to Preceding Tips | IDENTICAL W/SECOND TIP |
| Right Side Top Flange Thickness | 0.500 INCHES NOMINAL IN |
| Fabrication Method | EXTRUDED |
| Basic Shape Style | T SHAPE |
| Left Side Top Flange Thickness | 0.500 INCHES NOMINAL IN |
| Leg Thickness | 0.375 INCHES NOMINAL IN |
| Top Flange Width | 6.750 INCHES NOMINAL IN |
| First Tip Style | SQUARE END |
| Left Top Inside Angle | 90.0 DEGREES NOMINAL |
| Second Tip Style | FULL RADIUS |
| Left Side Top Flange Distance to Center of Both Flanges | 3.375 INCHES NOMINAL IN |
| Fillet Radius Where Top Left Flange Joins Web Flange/leg | 0.250 INCHES NOMINAL IN |
| Weight Per Unit Measure | 6.718 POUNDS PER LINEAR FOOT LBS |
| Right Side Top Flange Distance to Center of Both Flanges | 3.375 INCHES NOMINAL IN |
| Second Tip Relationship to First Tip | NOT IDENTICAL |
| Length | 2.155 FEET NOMINAL FT |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| E-731901 | Tracor Flight Systems Inc Sub of Tracor Inc (USA) |
| E-731901 | Hughes Missile Systems Co San Diego (USA) |
| 20056 | International Light Metals Corp Sub of Martin Marietta Corp (USA) |
| E-731901 | General Dynamics Corp Convair Div Lindbergh Field Facility (USA) |
| E-731901 | Bae Systems Technology Solutions & Services Inc. (USA) |
NSN 9540-01-231-2298 is a Beam,structural, manufactured by Tracor Flight Systems Inc Sub of Tracor Inc, classified under FSC 9540 (No Item Name Available). Status: active.
NSN 9540-01-231-2298 has 5 cross-referenced part numbers: E-731901 (Tracor Flight Systems Inc Sub of Tracor Inc), E-731901 (Hughes Missile Systems Co San Diego), 20056 (International Light Metals Corp Sub of Martin Marietta Corp), E-731901 (General Dynamics Corp Convair Div Lindbergh Field Facility), E-731901 (Bae Systems Technology Solutions & Services Inc.).
There are 12 known substitutes for 9540-01-231-2298: 5133-00-228-1343, 3455-00-265-7113, 4730-00-274-9216 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for E-731901: Material: ALUMINUM ALLOY 6061; Material Document and Classification: MIL-A-12545, ALLOY 6061 MIL SPEC 1ST MATERIAL RESPONSE; Third Tip Relationship to Preceding Tips: IDENTICAL W/SECOND TIP; Right Side Top Flange Thickness: 0.500 INCHES NOMINAL IN. 19 total characteristics are documented in the Federal Logistics Information System.