PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

34994Beam,structural

Alcoa/reynolds Metals Company · NSN 9540-01-071-3524 · FSC 9540 · No Item Name Available
Verified by PartsTable
NSN 9540-01-071-3524 — this item is cataloged by the U.S. Government under National Stock Number 9540-01-071-3524. Primary manufacturer part number: 34994.
Features
  • Beam,structural — FSC 9540
  • Right Side Top Flange Distance to Center of Both Flanges: 1.200 INCHES NOMINAL IN
  • Weight Per Unit Measure: 0.454 POUNDS PER LINEAR FOOT LBS
  • Left Top Inside Angle: 90.0 DEGREES NOMINAL
  • Material: ALUMINUM ALLOY 2024
  • Fillet Radius Where Top Right Flange Joins Web Flange/leg: 0.125 INCHES NOMINAL IN
  • Basic Shape Style: T SHAPE
  • Right Top Inside Angle: 90.0 DEGREES NOMINAL
Applications
  • Applications requiring Aluminum Alloy 2024 construction
General Description

The Beam,structural, cataloged under National Stock Number 9540-01-071-3524, 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 Alcoa/reynolds Metals Company. Government technical data includes 22 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN9540-01-071-3524
Primary Part Number34994
Item NameBeam,structural
FSC / FSG9540 / 95 — No Item Name Available
ManufacturerAlcoa/reynolds Metals Company
StatusACTIVE
Right Side Top Flange Distance to Center of Both Flanges1.200 INCHES NOMINAL IN
Weight Per Unit Measure0.454 POUNDS PER LINEAR FOOT LBS
Left Top Inside Angle90.0 DEGREES NOMINAL
MaterialALUMINUM ALLOY 2024
Fillet Radius Where Top Right Flange Joins Web Flange/leg0.125 INCHES NOMINAL IN
Basic Shape StyleT SHAPE
Right Top Inside Angle90.0 DEGREES NOMINAL
Material Document and ClassificationAMS-QQ-A-200/3 FED SPEC SINGLE MATERIAL RESPONSE
Nondefinitive Spec/std DataT8511 TEMPER
Specification/standard Data81755-K40 MANUFACTURERS STANDARD
Left Side Top Flange Thickness0.072 INCHES NOMINAL IN
Leg Thickness0.072 INCHES NOMINAL IN
Length10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT
First Tip StyleSQUARE END
Top Flange Width2.400 INCHES NOMINAL IN
Third Tip Relationship to Preceding TipsIDENTICAL W/FIRST TIP
Fabrication MethodEXTRUDED
Second Tip Relationship to First TipIDENTICAL
Heat TreatmentT-8511 SOLUTION HEAT TREATED
Right Side Top Flange Thickness0.072 INCHES NOMINAL IN
Left Side Top Flange Distance to Center of Both Flanges1.200 INCHES NOMINAL IN
Fillet Radius Where Top Left Flange Joins Web Flange/leg0.125 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
9540-01-071-3522 INTERCHANGEABLE
Beam,structural
9540-01-071-3523 INTERCHANGEABLE
Beam,structural
Cross-Reference Index
Part NumberManufacturer
34994 Alcoa/reynolds Metals Company (USA)
AMS-QQ-A-200/3 Society of Automotive Engineers Inc (USA)
MS14375E183 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
QQ-A-200/3 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
AMS-QQ-A-200/3 Sae International Dba Sae International (USA)
60-14164 Transtar Metals Corp (USA)
9540PL0905358 Jednolity Indeks Materialowy - Uniform Material Index (POL)
Related Parts
9540-01-071-3522INTERCHANGEABLE
BEAM,STRUCTURAL
9540-01-071-3523INTERCHANGEABLE
BEAM,STRUCTURAL

Frequently Asked Questions

What is NSN 9540-01-071-3524?

NSN 9540-01-071-3524 is a Beam,structural, manufactured by Alcoa/reynolds Metals Company, classified under FSC 9540 (No Item Name Available). Status: active.

What are the part numbers for NSN 9540-01-071-3524?

NSN 9540-01-071-3524 has 7 cross-referenced part numbers: 34994 (Alcoa/reynolds Metals Company), AMS-QQ-A-200/3 (Society of Automotive Engineers Inc), MS14375E183 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), QQ-A-200/3 (Federal Specifications Promulgated by General Services Administration Washington DC), AMS-QQ-A-200/3 (Sae International Dba Sae International) and 2 more.

What NSN replaces 9540-01-071-3524?

There are 2 known substitutes for 9540-01-071-3524: 9540-01-071-3522, 9540-01-071-3523. Verify interchangeability with system specifications before substitution.

What are the specifications of 34994?

Key specifications for 34994: Right Side Top Flange Distance to Center of Both Flanges: 1.200 INCHES NOMINAL IN; Weight Per Unit Measure: 0.454 POUNDS PER LINEAR FOOT LBS; Left Top Inside Angle: 90.0 DEGREES NOMINAL; Material: ALUMINUM ALLOY 2024. 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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