PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

QQ-A-200/3Angle,structural

Federal Specifications Promulgated by General Services Administration Washington DC · NSN 9540-00-261-5637 · FSC 9540 · No Item Name Available
Verified by PartsTable
NSN 9540-00-261-5637 — this item is cataloged by the U.S. Government under National Stock Number 9540-00-261-5637. Primary manufacturer part number: QQ-A-200/3.
Features
  • Angle,structural — FSC 9540
  • Length: 10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT
  • Fillet Radius Where Left Flange Joins Base Flange: 0.094 INCHES NOMINAL IN
  • Base Flange Thickness: 0.063 INCHES NOMINAL IN
  • Fabrication Method: EXTRUDED
  • Left Side Flange Thickness: 0.063 INCHES NOMINAL IN
  • First Tip Radius: 0.063 INCHES NOMINAL IN
  • Material: ALUMINUM ALLOY 2024
Applications
  • Applications requiring Aluminum Alloy 2024 construction
General Description

The Angle,structural, cataloged under National Stock Number 9540-00-261-5637, 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 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 13 commercial cross-references from 12 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN9540-00-261-5637
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
Length10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT
Fillet Radius Where Left Flange Joins Base Flange0.094 INCHES NOMINAL IN
Base Flange Thickness0.063 INCHES NOMINAL IN
Fabrication MethodEXTRUDED
Left Side Flange Thickness0.063 INCHES NOMINAL IN
First Tip Radius0.063 INCHES NOMINAL IN
MaterialALUMINUM ALLOY 2024
Heat TreatmentT-3510 SOLUTION HEAT TREATED
Weight Per Unit Measure0.109 POUNDS PER LINEAR FOOT LBS
Second Tip StyleUPPER RADIUS
Basic Shape StyleANGLE
Second Tip Radius0.063 INCHES NOMINAL IN
Nondefinitive Spec/std Data2024 ALLOY AND T3510 TEMPER
Material Document and ClassificationAMS-QQ-A-200/3 FED SPEC SINGLE MATERIAL RESPONSE
Left Inside Angle90.0 DEGREES NOMINAL
First Tip StyleRIGHT QUARTER RADIUS
Second Tip Relationship to First TipNOT IDENTICAL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
9540-00-151-5114 INTERCHANGEABLE
Angle,structural
3110-00-156-142221309 INTERCHANGEABLE
Bearing,roller,self-Aligning
Naval Ship Systems Command
9540-00-217-3493 INTERCHANGEABLE
Angle,structural
6810-00-237-2955 INTERCHANGEABLE
Hydrochloric Acid
6685-00-249-7662151-6 INTERCHANGEABLE
Control,temperature,indicating
Emerson Electric Co White Rodgers Co Div
5985-00-323-1276 INTERCHANGEABLE
Line Section,radio Frequency Tra
3020-00-454-9542 INTERCHANGEABLE
Gear,spur
6635-00-463-7476 INTERCHANGEABLE
Belt,endless Woven
9540-00-486-6130 INTERCHANGEABLE
Angle,structural
9540-00-540-5937 INTERCHANGEABLE
Angle,structural
Cross-Reference Index
Part NumberManufacturer
QQ-A-200/3 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
AND10133-0601/QQ-A-200/3-T3510 Defense Logistics Agency Dba Defense Supply Center Philadelphia (USA)
2-1309 Lockheed Martin Corporation Div Rotary and Mission Systems (USA)
9535 Reynolds Metals Co (USA)
ASTM B221 American Society for Testing and Materials Dba Astm International (USA)
FS10101-0808-2 Hiller Aircraft Corporation (USA)
AMS QQ-A-200/3 Society of Automotive Engineers Inc (USA)
1199973 The Boeing Company (USA)
HA356 Kaiser Aluminum and Chemical Corp Trentwood Works-Marketing Dept (USA)
AND10133-0601 Airforce-Navy Aeronautical Design Standard
1199973 The Boeing Company (USA)
14630 International Light Metals Corp Sub of Martin Marietta Corp (USA)
AMS QQ-A-200/3 Sae International Dba Sae International (USA)
Related Parts
9540-00-151-5114INTERCHANGEABLE
ANGLE,STRUCTURAL
3110-00-156-1422INTERCHANGEABLE
BEARING,ROLLER,SELF-ALIGNING
21309
9540-00-217-3493INTERCHANGEABLE
ANGLE,STRUCTURAL
6810-00-237-2955INTERCHANGEABLE
HYDROCHLORIC ACID
6685-00-249-7662INTERCHANGEABLE
CONTROL,TEMPERATURE,INDICATING
151-6
5985-00-323-1276INTERCHANGEABLE
LINE SECTION,RADIO FREQUENCY TRA
3020-00-454-9542INTERCHANGEABLE
GEAR,SPUR
6635-00-463-7476INTERCHANGEABLE
BELT,ENDLESS WOVEN
9540-00-486-6130INTERCHANGEABLE
ANGLE,STRUCTURAL
9540-00-540-5937INTERCHANGEABLE
ANGLE,STRUCTURAL
6145-00-601-5580INTERCHANGEABLE
CABLE,RADIO FREQUENCY
8868319-5
9540-00-720-1324INTERCHANGEABLE
ANGLE,STRUCTURAL

Frequently Asked Questions

What is NSN 9540-00-261-5637?

NSN 9540-00-261-5637 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 9540-00-261-5637?

NSN 9540-00-261-5637 has 13 cross-referenced part numbers: QQ-A-200/3 (Federal Specifications Promulgated by General Services Administration Washington DC), AND10133-0601/QQ-A-200/3-T3510 (Defense Logistics Agency Dba Defense Supply Center Philadelphia), 2-1309 (Lockheed Martin Corporation Div Rotary and Mission Systems), 9535 (Reynolds Metals Co), ASTM B221 (American Society for Testing and Materials Dba Astm International) and 8 more.

What NSN replaces 9540-00-261-5637?

There are 12 known substitutes for 9540-00-261-5637: 9540-00-151-5114, 3110-00-156-1422, 9540-00-217-3493 and 9 more. Verify interchangeability with system specifications before substitution.

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

Key specifications for QQ-A-200/3: Length: 10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT; Fillet Radius Where Left Flange Joins Base Flange: 0.094 INCHES NOMINAL IN; Overall Width: 0.750 INCHES NOMINAL IN; Base Flange Thickness: 0.063 INCHES NOMINAL IN. 19 total characteristics are documented in the Federal Logistics Information System.

Is NSN 9540-00-261-5637 still in active supply?

NSN 9540-00-261-5637 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.
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