The Angle,structural, cataloged under National Stock Number 9540-00-119-8998, 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 Aluminum Co of America. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 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 | 9540-00-119-8998 |
| Primary Part Number | 77H |
| Item Name | Angle,structural |
| FSC / FSG | 9540 / 95 — No Item Name Available |
| Manufacturer | Aluminum Co of America |
| Status | ACTIVE |
| Second Tip Radius | 0.250 INCHES NOMINAL IN |
| Fillet Radius Where Left Flange Joins Base Flange | 0.313 INCHES NOMINAL IN |
| First Tip Radius | 0.250 INCHES NOMINAL IN |
| First Tip Style | RIGHT QUARTER RADIUS |
| Length | 10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT |
| Basic Shape Style | ANGLE |
| Left Inside Angle | 90.0 DEGREES NOMINAL |
| Base Flange Thickness | 0.250 INCHES NOMINAL IN |
| Weight Per Unit Measure | 1.718 POUNDS PER LINEAR FOOT LBS |
| Heat Treatment | T-3511 SOLUTION HEAT TREATED |
| Second Tip Style | UPPER RADIUS |
| Second Tip Relationship to First Tip | NOT IDENTICAL |
| Material | ALUMINUM ALLOY 2024 |
| Material Document and Classification | AMS-QQ-A-200/3 FED SPEC SINGLE MATERIAL RESPONSE |
| Left Side Flange Thickness | 0.250 INCHES NOMINAL IN |
| Nondefinitive Spec/std Data | 2024 ALLOY AND T3511 TEMPER |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| AMS-STD-184 | Society of Automotive Engineers Inc (USA) |
| AMS-QQ-A-200/3 ALLOY 2024 TMPR T | Society of Automotive Engineers Inc (USA) |
| QQ-A-200/3 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| AMS-QQ-A-200/3 | Society of Automotive Engineers Inc (USA) |
| PA3540 | Transtar Metals Corp (USA) |
| T-3947 | Howmet Corporation Dba Alcoa Howmet, Whitehall, Casting Operations (USA) |
| 77H PRIMARY | Aluminum Co of America (USA) |
| ASTM B221 | American Society for Testing and Materials Dba Astm International (USA) |
| 60-3838 | Transtar Metals Corp (USA) |
NSN 9540-00-119-8998 is a Angle,structural, manufactured by Aluminum Co of America, classified under FSC 9540 (No Item Name Available). Status: active.
NSN 9540-00-119-8998 has 9 cross-referenced part numbers: AMS-STD-184 (Society of Automotive Engineers Inc), AMS-QQ-A-200/3 ALLOY 2024 TMPR T (Society of Automotive Engineers Inc), QQ-A-200/3 (Federal Specifications Promulgated by General Services Administration Washington DC), AMS-QQ-A-200/3 (Society of Automotive Engineers Inc), PA3540 (Transtar Metals Corp) and 4 more.
There are 6 known substitutes for 9540-00-119-8998: 9540-00-119-9019, 9540-00-145-0608, 9530-00-204-1048 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for 77H: Second Tip Radius: 0.250 INCHES NOMINAL IN; Fillet Radius Where Left Flange Joins Base Flange: 0.313 INCHES NOMINAL IN; First Tip Radius: 0.250 INCHES NOMINAL IN; First Tip Style: RIGHT QUARTER RADIUS. 18 total characteristics are documented in the Federal Logistics Information System.