The Beam,structural, cataloged under National Stock Number 9540-00-123-2976, 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 24 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 9540-00-123-2976 |
| Primary Part Number | PA17157 |
| Item Name | Beam,structural |
| FSC / FSG | 9540 / 95 — No Item Name Available |
| Manufacturer | Transtar Metals Corp |
| Status | ACTIVE |
| Fillet Radius Where Top Right Flange Joins Web Flange/leg | 0.125 INCHES NOMINAL IN |
| Left Top Inside Angle | 90.0 DEGREES NOMINAL |
| First Tip Radius | 0.063 INCHES NOMINAL IN |
| Third Tip Relationship to Preceding Tips | NOT IDENTICAL |
| Basic Shape Style | T SHAPE |
| Left Side Top Flange Thickness | 0.070 INCHES NOMINAL IN |
| Third Tip Radius | 0.120 INCHES NOMINAL IN |
| Heat Treatment | O-ANNEALED |
| Second Tip Relationship to First Tip | IDENTICAL |
| Material Document and Classification | AMS-Q-A-200/13 FED SPEC SINGLE MATERIAL RESPONSE |
| Weight Per Unit Measure | 0.340 POUNDS PER LINEAR FOOT LBS |
| Left Side Top Flange Distance to Center of Both Flanges | 1.105 INCHES NOMINAL IN |
| First Tip Style | LOWER RADIUS |
| Third Tip Diameter | 0.240 INCHES NOMINAL IN |
| Right Top Inside Angle | 90.0 DEGREES NOMINAL |
| Fillet Radius Where Top Left Flange Joins Web Flange/leg | 0.125 INCHES NOMINAL IN |
| Right Side Top Flange Thickness | 0.070 INCHES NOMINAL IN |
| Length | 10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT |
| Right Side Top Flange Distance to Center of Both Flanges | 1.165 INCHES NOMINAL IN |
| Third Tip Style | LEFT BULBOUS |
| Nondefinitive Spec/std Data | 7178 ALLOY AND O TEMPER |
| Material | ALUMINUM ALLOY 7178 |
| Leg Thickness | 0.070 INCHES NOMINAL IN |
| Top Flange Width | 2.270 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| PA17157 | Transtar Metals Corp (USA) |
| AMS-QQ-A-200/13 | Society of Automotive Engineers Inc (USA) |
| QQ-A-200/13 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| 18771 | Alcoa/reynolds Metals Company (USA) |
| 1M617 | The Boeing Company Div Defense (USA) |
| 60-6606 | Transtar Metals Corp (USA) |
| AMS-QQ-A-200/13 | Sae International Dba Sae International (USA) |
NSN 9540-00-123-2976 is a Beam,structural, manufactured by Transtar Metals Corp, classified under FSC 9540 (No Item Name Available). Status: active.
NSN 9540-00-123-2976 has 7 cross-referenced part numbers: PA17157 (Transtar Metals Corp), AMS-QQ-A-200/13 (Society of Automotive Engineers Inc), QQ-A-200/13 (Federal Specifications Promulgated by General Services Administration Washington DC), 18771 (Alcoa/reynolds Metals Company), 1M617 (The Boeing Company Div Defense) and 2 more.
There are 4 known substitutes for 9540-00-123-2976: 1075-00-024-0220, 5330-01-358-9532, 4130-01-487-0825 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for PA17157: Fillet Radius Where Top Right Flange Joins Web Flange/leg: 0.125 INCHES NOMINAL IN; Left Top Inside Angle: 90.0 DEGREES NOMINAL; First Tip Radius: 0.063 INCHES NOMINAL IN; Third Tip Relationship to Preceding Tips: NOT IDENTICAL. 25 total characteristics are documented in the Federal Logistics Information System.