The Structural Section,special Shape, cataloged under National Stock Number 9540-00-221-0544, 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 Alcoa/reynolds Metals Company. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 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 | 9540-00-221-0544 |
| Primary Part Number | 37755A |
| Item Name | Structural Section,special Shape |
| FSC / FSG | 9540 / 95 — No Item Name Available |
| Manufacturer | Alcoa/reynolds Metals Company |
| Status | ACTIVE |
| Material | ALUMINUM ALLOY 2024 |
| Fabrication Method | EXTRUDED |
| Material Document and Classification | AMS-QQ-A-200/3 FED SPEC SINGLE MATERIAL RESPONSE |
| Reference Number Differentiating Characteristics | AS DIFFERENTIATED BY MATERIAL,TEMPER, LENGTH REQUIREMENTS, AND EXTRA LONG REFERENCE NUMBER AMS-QQ-A-200/3 ALLOY 2024 TMPR T3511 |
| Nondefinitive Spec/std Data | 2024 ALLOY AND T3511 TEMPER |
| Length | 10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT |
| Weight Per Unit Measure | 0.264 POUNDS PER LINEAR FOOT LBS |
| Heat Treatment | T-3511 SOLUTION HEAT TREATED |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 37755A | Alcoa/reynolds Metals Company (USA) |
| AMS-QQ-A-200/3 | Society of Automotive Engineers Inc (USA) |
| QQA200-3 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| AMS-QQ-A-200/3 ALLOY 2024 TMPR - | Society of Automotive Engineers Inc (USA) |
| 1M2529 | The Boeing Company Div Defense (USA) |
NSN 9540-00-221-0544 is a Structural Section,special Shape, manufactured by Alcoa/reynolds Metals Company, classified under FSC 9540 (No Item Name Available). Status: active.
NSN 9540-00-221-0544 has 5 cross-referenced part numbers: 37755A (Alcoa/reynolds Metals Company), AMS-QQ-A-200/3 (Society of Automotive Engineers Inc), QQA200-3 (Federal Specifications Promulgated by General Services Administration Washington DC), AMS-QQ-A-200/3 ALLOY 2024 TMPR - (Society of Automotive Engineers Inc), 1M2529 (The Boeing Company Div Defense).
There are 4 known substitutes for 9540-00-221-0544: 9540-00-027-9204, 9540-00-119-2173, 9540-00-152-2966 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for 37755A: Material: ALUMINUM ALLOY 2024; Fabrication Method: EXTRUDED; Material Document and Classification: AMS-QQ-A-200/3 FED SPEC SINGLE MATERIAL RESPONSE; Reference Number Differentiating Characteristics: AS DIFFERENTIATED BY MATERIAL,TEMPER, LENGTH REQUIREMENTS, AND EXTRA LONG REFERENCE NUMBER AMS-QQ-A-200/3 ALLOY 2024 TMPR T3511. 8 total characteristics are documented in the Federal Logistics Information System.