PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

19274Beam,structural

Alcoa/reynolds Metals Company · NSN 9540-00-720-3801 · FSC 9540 · No Item Name Available
Verified by PartsTable
NSN 9540-00-720-3801 — this item is cataloged by the U.S. Government under National Stock Number 9540-00-720-3801. Primary manufacturer part number: 19274.
Features
  • Beam,structural — FSC 9540
  • Left Top Inside Angle: 90.0 DEGREES NOMINAL
  • Material: ALUMINUM ALLOY 7075
  • Heat Treatment: T-6 SOLUTION HEAT TREATED
  • Weight Per Unit Measure: 0.300 POUNDS PER LINEAR FOOT LBS
  • Fillet Radius Where Top Left Flange Joins Web Flange/leg: 0.125 INCHES NOMINAL IN
  • Second Tip Relationship to First Tip: IDENTICAL
  • Fillet Radius Where Top Right Flange Joins Web Flange/leg: 0.125 INCHES NOMINAL IN
Applications
  • Applications requiring Aluminum Alloy 7075 construction
General Description

The Beam,structural, cataloged under National Stock Number 9540-00-720-3801, 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 21 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN9540-00-720-3801
Primary Part Number19274
Item NameBeam,structural
FSC / FSG9540 / 95 — No Item Name Available
ManufacturerAlcoa/reynolds Metals Company
StatusACTIVE
Left Top Inside Angle90.0 DEGREES NOMINAL
MaterialALUMINUM ALLOY 7075
Heat TreatmentT-6 SOLUTION HEAT TREATED
Weight Per Unit Measure0.300 POUNDS PER LINEAR FOOT LBS
Fillet Radius Where Top Left Flange Joins Web Flange/leg0.125 INCHES NOMINAL IN
Second Tip Relationship to First TipIDENTICAL
Fillet Radius Where Top Right Flange Joins Web Flange/leg0.125 INCHES NOMINAL IN
Material Document and ClassificationAMS-Q-A-200/11 FED SPEC SINGLE MATERIAL RESPONSE
Nondefinitive Spec/std DataT6 TEMPER
Length10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT
Left Side Top Flange Thickness0.062 INCHES NOMINAL IN
Third Tip Relationship to Preceding TipsIDENTICAL W/FIRST TIP
Right Side Top Flange Thickness0.062 INCHES NOMINAL IN
Basic Shape StyleT SHAPE
First Tip StyleSQUARE END
Fabrication MethodEXTRUDED
Right Top Inside Angle90.0 DEGREES NOMINAL
Top Flange Width1.500 INCHES NOMINAL IN
Right Side Top Flange Distance to Center of Both Flanges0.750 INCHES NOMINAL IN
Left Side Top Flange Distance to Center of Both Flanges0.750 INCHES NOMINAL IN
Leg Thickness0.062 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
9540-00-118-0164 INTERCHANGEABLE
Beam,structural
3455-00-401-617719274 INTERCHANGEABLE
Cutter,engraving
Belco Industries, Inc. Dba Belco Industries Inc Div Famco Machine Division
5930-00-872-809119274 INTERCHANGEABLE
Switch Subassembly
Setra Systems, Inc. Dba Gems Sensors
5342-01-202-947919274 INTERCHANGEABLE
Door,access,weapon System
Kurz & Root Generator Company, Llc
5950-01-330-9251 INTERCHANGEABLE
Coil,radio Frequency
Cross-Reference Index
Part NumberManufacturer
AMS-QQ-A-200/11 Society of Automotive Engineers Inc (USA)
AMS-QQ-A-200/11 Sae International Dba Sae International (USA)
PA6579 Transtar Metals Corp (USA)
S6105-2104 Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA)
19274 PRIMARY Alcoa/reynolds Metals Company (USA)
QQ-A-200/11 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
Related Parts
9540-00-118-0164INTERCHANGEABLE
BEAM,STRUCTURAL
3455-00-401-6177INTERCHANGEABLE
CUTTER,ENGRAVING
19274
5930-00-872-8091INTERCHANGEABLE
SWITCH SUBASSEMBLY
19274
5342-01-202-9479INTERCHANGEABLE
DOOR,ACCESS,WEAPON SYSTEM
19274
5950-01-330-9251INTERCHANGEABLE
COIL,RADIO FREQUENCY

Frequently Asked Questions

What is NSN 9540-00-720-3801?

NSN 9540-00-720-3801 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 9540-00-720-3801?

NSN 9540-00-720-3801 has 6 cross-referenced part numbers: AMS-QQ-A-200/11 (Society of Automotive Engineers Inc), AMS-QQ-A-200/11 (Sae International Dba Sae International), PA6579 (Transtar Metals Corp), S6105-2104 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp), 19274 (Alcoa/reynolds Metals Company) and 1 more.

What NSN replaces 9540-00-720-3801?

There are 5 known substitutes for 9540-00-720-3801: 9540-00-118-0164, 3455-00-401-6177, 5930-00-872-8091 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 19274?

Key specifications for 19274: Left Top Inside Angle: 90.0 DEGREES NOMINAL; Material: ALUMINUM ALLOY 7075; Heat Treatment: T-6 SOLUTION HEAT TREATED; Overall Height: 2.500 INCHES NOMINAL IN. 22 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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