PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

QQ-A-200/3Beam,structural

Federal Specifications Promulgated by General Services Administration Washington DC · NSN 9540-00-242-5443 · FSC 9540 · No Item Name Available
Verified by PartsTable
NSN 9540-00-242-5443 — this item is cataloged by the U.S. Government under National Stock Number 9540-00-242-5443. Primary manufacturer part number: QQ-A-200/3.
Features
  • Beam,structural — FSC 9540
  • Fillet Radius Where Top Left Flange Joins Web Flange/leg: 0.125 INCHES NOMINAL IN
  • Left Side Top Flange Distance to Center of Both Flanges: 1.000 INCHES NOMINAL IN
  • Right Side Top Flange Thickness: 0.078 INCHES NOMINAL IN
  • Leg Thickness: 0.078 INCHES NOMINAL IN
  • Left Top Inside Angle: 90.0 DEGREES NOMINAL
  • Third Tip Relationship to Preceding Tips: NOT IDENTICAL
  • Weight Per Unit Measure: 0.280 POUNDS PER LINEAR FOOT LBS
Applications
  • Applications requiring Aluminum Alloy 2024 construction
General Description

The Beam,structural, cataloged under National Stock Number 9540-00-242-5443, 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 24 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN9540-00-242-5443
Primary Part NumberQQ-A-200/3
Item NameBeam,structural
FSC / FSG9540 / 95 — No Item Name Available
ManufacturerFederal Specifications Promulgated by General Services Administration Washington DC
StatusACTIVE
Fillet Radius Where Top Left Flange Joins Web Flange/leg0.125 INCHES NOMINAL IN
Left Side Top Flange Distance to Center of Both Flanges1.000 INCHES NOMINAL IN
Right Side Top Flange Thickness0.078 INCHES NOMINAL IN
Leg Thickness0.078 INCHES NOMINAL IN
Left Top Inside Angle90.0 DEGREES NOMINAL
Third Tip Relationship to Preceding TipsNOT IDENTICAL
Weight Per Unit Measure0.280 POUNDS PER LINEAR FOOT LBS
MaterialALUMINUM ALLOY 2024
First Tip Radius0.078 INCHES NOMINAL IN
Fabrication MethodEXTRUDED
Basic Shape StyleT SHAPE
Right Top Inside Angle90.0 DEGREES NOMINAL
Left Side Top Flange Thickness0.078 INCHES NOMINAL IN
Fillet Radius Where Top Right Flange Joins Web Flange/leg0.125 INCHES NOMINAL IN
Material Document and ClassificationAMS-QQ-A-200/3 FED SPEC SINGLE MATERIAL RESPONSE
Nondefinitive Spec/std DataT3511 TEMPER
Third Tip StyleFULL RADIUS
Second Tip Relationship to First TipIDENTICAL
Third Tip Radius0.039 INCHES NOMINAL IN
Right Side Top Flange Distance to Center of Both Flanges1.000 INCHES NOMINAL IN
Length10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT
First Tip StyleLOWER RADIUS
Top Flange Width2.000 INCHES NOMINAL IN
Heat TreatmentT-3511 SOLUTION HEAT TREATED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
9540-00-486-6388 INTERCHANGEABLE
Beam,structural
9540-00-555-0819 INTERCHANGEABLE
Beam,structural
9540-01-071-4734 INTERCHANGEABLE
Beam,structural
9540-01-164-9831 INTERCHANGEABLE
Beam,structural
9540-01-299-7739 INTERCHANGEABLE
Beam,structural
9540-01-363-85431MA160D03-10089 INTERCHANGEABLE
Beam,structural
The Boeing Company Div Defense
Cross-Reference Index
Part NumberManufacturer
QQ-A-200/3 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
AND10136-2001 Airforce-Navy Aeronautical Design Standard
AMS-QQ-A-200/3 Sae International Dba Sae International (USA)
AMS-QQ-A-200/3 Society of Automotive Engineers Inc (USA)
Related Parts
9540-00-486-6388INTERCHANGEABLE
BEAM,STRUCTURAL
9540-00-555-0819INTERCHANGEABLE
BEAM,STRUCTURAL
9540-01-071-4734INTERCHANGEABLE
BEAM,STRUCTURAL
9540-01-164-9831INTERCHANGEABLE
BEAM,STRUCTURAL
9540-01-299-7739INTERCHANGEABLE
BEAM,STRUCTURAL
9540-01-363-8543INTERCHANGEABLE
BEAM,STRUCTURAL
1MA160D03-10089

Frequently Asked Questions

What is NSN 9540-00-242-5443?

NSN 9540-00-242-5443 is a Beam,structural, manufactured by Federal Specifications Promulgated by General Services Administration Washington DC, classified under FSC 9540 (No Item Name Available). Status: active.

What are the part numbers for NSN 9540-00-242-5443?

NSN 9540-00-242-5443 has 4 cross-referenced part numbers: QQ-A-200/3 (Federal Specifications Promulgated by General Services Administration Washington DC), AND10136-2001 (Airforce-Navy Aeronautical Design Standard), AMS-QQ-A-200/3 (Sae International Dba Sae International), AMS-QQ-A-200/3 (Society of Automotive Engineers Inc).

What NSN replaces 9540-00-242-5443?

There are 6 known substitutes for 9540-00-242-5443: 9540-00-486-6388, 9540-00-555-0819, 9540-01-071-4734 and 3 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 Top Left Flange Joins Web Flange/leg: 0.125 INCHES NOMINAL IN; Left Side Top Flange Distance to Center of Both Flanges: 1.000 INCHES NOMINAL IN; Right Side Top Flange Thickness: 0.078 INCHES NOMINAL IN; Leg Thickness: 0.078 INCHES NOMINAL IN. 25 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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