The Beam,structural, cataloged under National Stock Number 9540-00-542-2753, 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 Kaiser Aluminum and Chemical Corp. Government technical data includes 29 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 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 | 9540-00-542-2753 |
| Primary Part Number | HI-68 |
| Item Name | Beam,structural |
| FSC / FSG | 9540 / 95 — No Item Name Available |
| Manufacturer | Kaiser Aluminum and Chemical Corp |
| Status | ACTIVE |
| Web Flange Thickness | 0.310 INCHES NOMINAL IN |
| Fillet Radius Where Top Right Flange Joins Web Flange/leg | 0.410 INCHES NOMINAL IN |
| Length | 20.000 FEET MINIMUM AND 30.000 FEET MAXIMUM FT |
| Left Side Top Flange Tip Thickness | 0.310 INCHES NOMINAL IN |
| Right Side Bottom Flange Tip Thickness | 0.310 INCHES NOMINAL IN |
| Fillet Radius Where Top Left Flange Joins Web Flange/leg | 0.410 INCHES NOMINAL IN |
| Right Side Top Flange Thickness | 0.590 INCHES NOMINAL IN |
| Right Top Inner Face to Outer Face Angle | 90.0 DEGREES NOMINAL |
| Fourth Tip Relationship to Preceding Tips | IDENTICAL W/THIRD TIP |
| Material | ALUMINUM ALLOY 5086 |
| Left Side Top Flange Distance to Center of Both Flanges | 2.330 INCHES NOMINAL IN |
| Fillet Radius Where Bottom Right Flange Joins Web Flange/leg | 0.410 INCHES NOMINAL IN |
| Fabrication Method | EXTRUDED |
| Right Side Bottom Flange Distance to Center of Both Flanges | 2.330 INCHES NOMINAL IN |
| Weight Per Unit Measure | 8.940 POUNDS PER LINEAR FOOT LBS |
| Left Bottom Inner Face to Outer Face Angle | 90.0 DEGREES NOMINAL |
| Left Top Inner Face to Outer Face Angle | 90.0 DEGREES NOMINAL |
| Right Bottom Inner Face to Outer Face Angle | 90.0 DEGREES NOMINAL |
| Nondefinitive Spec/std Data | 5086 ALLOY AND H111 TEMPER |
| Third Tip Radius | 0.190 INCHES NOMINAL IN |
| Left Side Bottom Flange Thickness | 0.590 INCHES NOMINAL IN |
| Fillet Radius Where Bottom Left Flange Joins Web Flange/leg | 0.410 INCHES NOMINAL IN |
| Left Side Bottom Flange Distance to Center of Both Flanges | 2.330 INCHES NOMINAL IN |
| Material Document and Classification | AMS-QQ-A-200/5 FED SPEC SINGLE MATERIAL RESPONSE |
| Third Tip Relationship to Preceding Tips | NOT IDENTICAL |
| Bottom Flange Width | 4.660 INCHES NOMINAL IN |
| Right Side Top Flange Distance to Center of Both Flanges | 2.330 INCHES NOMINAL IN |
| Third Tip Style | UPPER RADIUS |
| First Tip Style | LOWER RADIUS |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| HI-68 | Kaiser Aluminum and Chemical Corp (USA) |
| TM-12145 | Taber Extrusions, Llc (USA) |
| 4721 | Alcoa/reynolds Metals Company (USA) |
| 60-12918 | Transtar Metals Corp (USA) |
| AMS-QQ-A-200/5 | Society of Automotive Engineers Inc (USA) |
| 851P | Aluminum Co of America (USA) |
| QQ-A-200/5 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| ASTM B221 | American Society for Testing and Materials Dba Astm International (USA) |
NSN 9540-00-542-2753 is a Beam,structural, manufactured by Kaiser Aluminum and Chemical Corp, classified under FSC 9540 (No Item Name Available). Status: active.
NSN 9540-00-542-2753 has 8 cross-referenced part numbers: HI-68 (Kaiser Aluminum and Chemical Corp), TM-12145 (Taber Extrusions, Llc), 4721 (Alcoa/reynolds Metals Company), 60-12918 (Transtar Metals Corp), AMS-QQ-A-200/5 (Society of Automotive Engineers Inc) and 3 more.
There are 12 known substitutes for 9540-00-542-2753: 6515-00-113-5358, 2920-00-172-5628, 3020-00-267-1878 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for HI-68: Web Flange Thickness: 0.310 INCHES NOMINAL IN; Fillet Radius Where Top Right Flange Joins Web Flange/leg: 0.410 INCHES NOMINAL IN; Length: 20.000 FEET MINIMUM AND 30.000 FEET MAXIMUM FT; Left Side Top Flange Tip Thickness: 0.310 INCHES NOMINAL IN. 30 total characteristics are documented in the Federal Logistics Information System.