The Beam,structural, cataloged under National Stock Number 9540-01-168-1283, 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 7 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 9540-01-168-1283 |
| Primary Part Number | PA6658 |
| Item Name | Beam,structural |
| FSC / FSG | 9540 / 95 — No Item Name Available |
| Manufacturer | Transtar Metals Corp |
| Status | ACTIVE |
| Top Flange Width | 2.875 INCHES NOMINAL IN |
| Right Side Top Flange Distance to Center of Both Flanges | 1.4375 INCHES NOMINAL IN |
| Right Side Top Flange Thickness | 0.125 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY 7075 |
| Fillet Radius Where Top Right Flange Joins Web Flange/leg | 0.125 INCHES NOMINAL IN |
| Left Top Inside Angle | 90.0 DEGREES NOMINAL |
| Second Tip Relationship to First Tip | IDENTICAL |
| Leg Thickness | 0.125 INCHES NOMINAL IN |
| Weight Per Unit Measure | 0.833 POUNDS PER LINEAR FOOT LBS |
| First Tip Style | SQUARE END |
| Nondefinitive Spec/std Data | T6511 TEMPER |
| Material Document and Classification | AMS-Q-A-200/11 FED SPEC SINGLE MATERIAL RESPONSE |
| Heat Treatment | T-6511 SOLUTION HEAT TREATED |
| Right Top Inside Angle | 90.0 DEGREES NOMINAL |
| Left Side Top Flange Distance to Center of Both Flanges | 1.4375 INCHES NOMINAL IN |
| Fabrication Method | EXTRUDED |
| Length | 10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT |
| Basic Shape Style | T SHAPE |
| Left Side Top Flange Thickness | 0.125 INCHES NOMINAL IN |
| Third Tip Relationship to Preceding Tips | IDENTICAL W/FIRST TIP |
| Fillet Radius Where Top Left Flange Joins Web Flange/leg | 0.125 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| PA6658 | Transtar Metals Corp (USA) |
| 4584 | Alcoa/reynolds Metals Company (USA) |
| 60-394 | Transtar Metals Corp (USA) |
| AMS-QQ-A-200/11 | Sae International Dba Sae International (USA) |
| QQ-A-200/11 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| AMS-QQ-A-200/11 | Society of Automotive Engineers Inc (USA) |
| 37289 | Aluminum Co of America (USA) |
NSN 9540-01-168-1283 is a Beam,structural, manufactured by Transtar Metals Corp, classified under FSC 9540 (No Item Name Available). Status: active.
NSN 9540-01-168-1283 has 7 cross-referenced part numbers: PA6658 (Transtar Metals Corp), 4584 (Alcoa/reynolds Metals Company), 60-394 (Transtar Metals Corp), AMS-QQ-A-200/11 (Sae International Dba Sae International), QQ-A-200/11 (Federal Specifications Promulgated by General Services Administration Washington DC) and 2 more.
There are 6 known substitutes for 9540-01-168-1283: 4320-00-287-5278, 1680-00-536-8376, 4820-00-962-9998 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for PA6658: Top Flange Width: 2.875 INCHES NOMINAL IN; Right Side Top Flange Distance to Center of Both Flanges: 1.4375 INCHES NOMINAL IN; Right Side Top Flange Thickness: 0.125 INCHES NOMINAL IN; Material: ALUMINUM ALLOY 7075. 22 total characteristics are documented in the Federal Logistics Information System.