PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

QQ-A-200/3Angle,structural

Federal Specifications Promulgated by General Services Administration Washington DC · NSN 9540-00-973-9137 · FSC 9540 · No Item Name Available
Verified by PartsTable
NSN 9540-00-973-9137 — this item is cataloged by the U.S. Government under National Stock Number 9540-00-973-9137. Primary manufacturer part number: QQ-A-200/3.
Features
  • Angle,structural — FSC 9540
  • Fillet Radius Where Left Flange Joins Base Flange: 0.156 INCHES NOMINAL IN
  • Left Side Flange Thickness: 0.094 INCHES NOMINAL IN
  • Second Tip Style: UPPER RADIUS
  • First Tip Radius: 0.094 INCHES NOMINAL IN
  • Weight Per Unit Measure: 0.270 POUNDS PER LINEAR FOOT LBS
  • Material: ALUMINUM ALLOY 2024
  • Left Inside Angle: 90.0 DEGREES NOMINAL
Applications
  • Applications requiring Aluminum Alloy 2024 construction
General Description

The Angle,structural, cataloged under National Stock Number 9540-00-973-9137, 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 Federal Specifications Promulgated by General Services Administration Washington DC. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 11 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN9540-00-973-9137
Primary Part NumberQQ-A-200/3
Item NameAngle,structural
FSC / FSG9540 / 95 — No Item Name Available
ManufacturerFederal Specifications Promulgated by General Services Administration Washington DC
StatusCANCELLED
Fillet Radius Where Left Flange Joins Base Flange0.156 INCHES NOMINAL IN
Left Side Flange Thickness0.094 INCHES NOMINAL IN
Second Tip StyleUPPER RADIUS
First Tip Radius0.094 INCHES NOMINAL IN
Weight Per Unit Measure0.270 POUNDS PER LINEAR FOOT LBS
MaterialALUMINUM ALLOY 2024
Left Inside Angle90.0 DEGREES NOMINAL
Base Flange Thickness0.094 INCHES NOMINAL IN
Second Tip Relationship to First TipNOT IDENTICAL
First Tip StyleRIGHT QUARTER RADIUS
Fabrication MethodEXTRUDED
Nondefinitive Spec/std Data2024 ALLOY AND T3511 TEMPER
Material Document and ClassificationAMS-QQ-A-200/3 FED SPEC SINGLE MATERIAL RESPONSE
Basic Shape StyleANGLE
Heat TreatmentT-3511 SOLUTION HEAT TREATED
Second Tip Radius0.094 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 8
9540-00-266-9099 INTERCHANGEABLE
Angle,structural
9540-00-486-6197 INTERCHANGEABLE
Angle,structural
9540-00-487-5731 INTERCHANGEABLE
Angle,structural
9540-00-720-1328HA400 INTERCHANGEABLE
Angle,structural
Kaiser Aluminum and Chemical Corp Trentwood Works-Marketing Dept
9540-01-071-6539 INTERCHANGEABLE
Angle,structural
9540-01-210-40101MA100D06-10068 INTERCHANGEABLE
Angle,structural
The Boeing Company Div Defense
9540-01-281-7226 INTERCHANGEABLE
Angle,structural
9540-01-299-7733 INTERCHANGEABLE
Angle,structural
Cross-Reference Index
Part NumberManufacturer
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)
AND10134-1403 Airforce-Navy Aeronautical Design Standard
AND10134-1403/QQ-A-200/3-T3511 Defense Logistics Agency Dba Defense Supply Center Philadelphia (USA)
ASTM B221 American Society for Testing and Materials Dba Astm International (USA)
K10A69T3511 Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company (USA)
9540PL1909954 Jednolity Indeks Materialowy - Uniform Material Index (POL)
AMS10134-1403 Sae International Dba Sae International (USA)
AMS-QQ-A-200/3 Sae International Dba Sae International (USA)
AMS10134-1403 Society of Automotive Engineers Inc (USA)
9540PL0900341 Jednolity Indeks Materialowy - Uniform Material Index (POL)
Related Parts
9540-00-266-9099INTERCHANGEABLE
ANGLE,STRUCTURAL
9540-00-486-6197INTERCHANGEABLE
ANGLE,STRUCTURAL
9540-00-487-5731INTERCHANGEABLE
ANGLE,STRUCTURAL
9540-00-720-1328INTERCHANGEABLE
ANGLE,STRUCTURAL
HA400
9540-01-071-6539INTERCHANGEABLE
ANGLE,STRUCTURAL
9540-01-210-4010INTERCHANGEABLE
ANGLE,STRUCTURAL
1MA100D06-10068
9540-01-281-7226INTERCHANGEABLE
ANGLE,STRUCTURAL
9540-01-299-7733INTERCHANGEABLE
ANGLE,STRUCTURAL

Frequently Asked Questions

What is NSN 9540-00-973-9137?

NSN 9540-00-973-9137 is a Angle,structural, manufactured by Federal Specifications Promulgated by General Services Administration Washington DC, classified under FSC 9540 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 9540-00-973-9137?

NSN 9540-00-973-9137 has 11 cross-referenced part numbers: QQ-A-200/3 (Federal Specifications Promulgated by General Services Administration Washington DC), AMS-QQ-A-200/3 (Society of Automotive Engineers Inc), AND10134-1403 (Airforce-Navy Aeronautical Design Standard), AND10134-1403/QQ-A-200/3-T3511 (Defense Logistics Agency Dba Defense Supply Center Philadelphia), ASTM B221 (American Society for Testing and Materials Dba Astm International) and 6 more.

What NSN replaces 9540-00-973-9137?

There are 8 known substitutes for 9540-00-973-9137: 9540-00-266-9099, 9540-00-486-6197, 9540-00-487-5731 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of QQ-A-200/3?

Key specifications for QQ-A-200/3: Fillet Radius Where Left Flange Joins Base Flange: 0.156 INCHES NOMINAL IN; Left Side Flange Thickness: 0.094 INCHES NOMINAL IN; Second Tip Style: UPPER RADIUS; First Tip Radius: 0.094 INCHES NOMINAL IN. 18 total characteristics are documented in the Federal Logistics Information System.

Is NSN 9540-00-973-9137 still in active supply?

NSN 9540-00-973-9137 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com