PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

QQ-A-200/11Beam,structural

Federal Specifications Promulgated by General Services Administration Washington DC · NSN 9540-00-502-1531 · FSC 9540 · No Item Name Available
Verified by PartsTable
NSN 9540-00-502-1531 — this item is cataloged by the U.S. Government under National Stock Number 9540-00-502-1531. Primary manufacturer part number: QQ-A-200/11.
Features
  • Beam,structural — FSC 9540
  • Weight Per Unit Measure: 0.493 POUNDS PER LINEAR FOOT LBS
  • Second Tip Relationship to First Tip: IDENTICAL
  • Material: ALUMINUM ALLOY 7075
  • Nondefinitive Spec/std Data: T73511 TEMPER
  • Fillet Radius Where Top Left Flange Joins Web Flange/leg: 0.125 INCHES NOMINAL IN
  • First Tip Style: LOWER RADIUS
  • Third Tip Relationship to Preceding Tips: NOT IDENTICAL
Applications
  • Applications requiring Aluminum Alloy 7075 construction
General Description

The Beam,structural, cataloged under National Stock Number 9540-00-502-1531, 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 22 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN9540-00-502-1531
Primary Part NumberQQ-A-200/11
Item NameBeam,structural
FSC / FSG9540 / 95 — No Item Name Available
ManufacturerFederal Specifications Promulgated by General Services Administration Washington DC
StatusACTIVE
Weight Per Unit Measure0.493 POUNDS PER LINEAR FOOT LBS
Second Tip Relationship to First TipIDENTICAL
MaterialALUMINUM ALLOY 7075
Nondefinitive Spec/std DataT73511 TEMPER
Fillet Radius Where Top Left Flange Joins Web Flange/leg0.125 INCHES NOMINAL IN
First Tip StyleLOWER RADIUS
Third Tip Relationship to Preceding TipsNOT IDENTICAL
Heat TreatmentT-73511 SOLUTION HEAT TREATED
Right Top Inside Angle90.0 DEGREES NOMINAL
Left Top Inside Angle90.0 DEGREES NOMINAL
Basic Shape StyleT SHAPE
Length10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT
Right Side Top Flange Distance to Center of Both Flanges1.500 INCHES NOMINAL IN
Top Flange Width2.000 INCHES NOMINAL IN
Third Tip StyleSQUARE END
Left Side Top Flange Distance to Center of Both Flanges0.500 INCHES NOMINAL IN
Fillet Radius Where Top Right Flange Joins Web Flange/leg0.125 INCHES NOMINAL IN
Fabrication MethodEXTRUDED
Right Side Top Flange Thickness0.125 INCHES NOMINAL IN
Leg Thickness0.125 INCHES NOMINAL IN
First Tip Radius0.063 INCHES NOMINAL IN
Left Side Top Flange Thickness0.125 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
9540-00-408-1741 INTERCHANGEABLE
Beam,structural
9540-00-487-5676 INTERCHANGEABLE
Beam,structural
9530-00-492-4329 INTERCHANGEABLE
Bar,metal
9530-00-610-6920 INTERCHANGEABLE
Bar,metal
5950-00-706-8264 INTERCHANGEABLE
Coil,radio Frequency
3040-00-825-571511771 INTERCHANGEABLE
Clamp,hub
Triumph Controls, Llc Dba Triumph Controls, Llc
5930-01-024-8070 INTERCHANGEABLE
Switch,sensitive
9530-01-029-8258 INTERCHANGEABLE
Bar,metal
9530-01-035-7686 INTERCHANGEABLE
Bar,metal
9530-01-051-8359 INTERCHANGEABLE
Bar,metal
Cross-Reference Index
Part NumberManufacturer
QQ-A-200/11 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
60-5550 Transtar Metals Corp (USA)
44885 International Light Metals Corp Sub of Martin Marietta Corp (USA)
AMS-QQ-A-200/11 Sae International Dba Sae International (USA)
1MA160D05-10164 The Boeing Company Div Defense (USA)
AMS4617 Sae International Dba Sae International (USA)
AMS-QQ-A-200/11 Society of Automotive Engineers Inc (USA)
11771 Pimalco Inc. Div Alcoa Inc Global Hard Alloy Extrusions (USA)
Related Parts
9540-00-408-1741INTERCHANGEABLE
BEAM,STRUCTURAL
9540-00-487-5676INTERCHANGEABLE
BEAM,STRUCTURAL
9530-00-492-4329INTERCHANGEABLE
BAR,METAL
9530-00-610-6920INTERCHANGEABLE
BAR,METAL
5950-00-706-8264INTERCHANGEABLE
COIL,RADIO FREQUENCY
3040-00-825-5715INTERCHANGEABLE
CLAMP,HUB
11771
5930-01-024-8070INTERCHANGEABLE
SWITCH,SENSITIVE
9530-01-029-8258INTERCHANGEABLE
BAR,METAL
9530-01-035-7686INTERCHANGEABLE
BAR,METAL
9530-01-051-8359INTERCHANGEABLE
BAR,METAL
9530-01-114-5361INTERCHANGEABLE
BAR,METAL
9540-01-195-8022INTERCHANGEABLE
BEAM,STRUCTURAL

Frequently Asked Questions

What is NSN 9540-00-502-1531?

NSN 9540-00-502-1531 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 9540-00-502-1531?

NSN 9540-00-502-1531 has 8 cross-referenced part numbers: QQ-A-200/11 (Federal Specifications Promulgated by General Services Administration Washington DC), 60-5550 (Transtar Metals Corp), 44885 (International Light Metals Corp Sub of Martin Marietta Corp), AMS-QQ-A-200/11 (Sae International Dba Sae International), 1MA160D05-10164 (The Boeing Company Div Defense) and 3 more.

What NSN replaces 9540-00-502-1531?

There are 12 known substitutes for 9540-00-502-1531: 9540-00-408-1741, 9540-00-487-5676, 9530-00-492-4329 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of QQ-A-200/11?

Key specifications for QQ-A-200/11: Weight Per Unit Measure: 0.493 POUNDS PER LINEAR FOOT LBS; Second Tip Relationship to First Tip: IDENTICAL; Material: ALUMINUM ALLOY 7075; Nondefinitive Spec/std Data: T73511 TEMPER. 23 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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