PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

34478Beam,structural

Alcoa/reynolds Metals Company · NSN 9540-00-232-0135 · FSC 9540 · No Item Name Available
Verified by PartsTable
NSN 9540-00-232-0135 — this item is cataloged by the U.S. Government under National Stock Number 9540-00-232-0135. Primary manufacturer part number: 34478.
Features
  • Beam,structural — FSC 9540
  • Right Side Top Flange Thickness: 0.050 INCHES NOMINAL IN
  • Material: ALUMINUM ALLOY 7075
  • Weight Per Unit Measure: 0.259 POUNDS PER LINEAR FOOT LBS
  • Heat Treatment: T-6511 SOLUTION HEAT TREATED
  • Fillet Radius Where Top Left Flange Joins Web Flange/leg: 0.062 INCHES NOMINAL IN
  • Third Tip Relationship to Preceding Tips: IDENTICAL W/FIRST TIP
  • Length: 10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT
Applications
  • Applications requiring Aluminum Alloy 7075 construction
General Description

The Beam,structural, cataloged under National Stock Number 9540-00-232-0135, 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 7 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN9540-00-232-0135
Primary Part Number34478
Item NameBeam,structural
FSC / FSG9540 / 95 — No Item Name Available
ManufacturerAlcoa/reynolds Metals Company
StatusACTIVE
Right Side Top Flange Thickness0.050 INCHES NOMINAL IN
MaterialALUMINUM ALLOY 7075
Weight Per Unit Measure0.259 POUNDS PER LINEAR FOOT LBS
Heat TreatmentT-6511 SOLUTION HEAT TREATED
Fillet Radius Where Top Left Flange Joins Web Flange/leg0.062 INCHES NOMINAL IN
Third Tip Relationship to Preceding TipsIDENTICAL W/FIRST TIP
Length10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT
Left Side Top Flange Thickness0.050 INCHES NOMINAL IN
First Tip StyleSQUARE END
Nondefinitive Spec/std Data7075 ALLOY AND T6511 TEMPER
Material Document and ClassificationAMS-Q-A-200/11 FED SPEC SINGLE MATERIAL RESPONSE
Second Tip Relationship to First TipIDENTICAL
Left Top Inside Angle90.0 DEGREES NOMINAL
Right Side Top Flange Distance to Center of Both Flanges1.000 INCHES NOMINAL IN
Fabrication MethodEXTRUDED
Basic Shape StyleT SHAPE
Leg Thickness0.050 INCHES NOMINAL IN
Left Side Top Flange Distance to Center of Both Flanges1.000 INCHES NOMINAL IN
Right Top Inside Angle90.0 DEGREES NOMINAL
Top Flange Width2.000 INCHES NOMINAL IN
Fillet Radius Where Top Right Flange Joins Web Flange/leg0.062 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
3110-00-100-057534478 INTERCHANGEABLE
Cup,tapered Roller Bearing
Federal-Mogul Corp Government Sales Dept
5120-00-257-849413358 INTERCHANGEABLE
Wrench,nozzle Changer
Collins Engine Nozzles, Inc
5360-00-268-716080471 INTERCHANGEABLE
Spring,helical,compression
Lucent Technologies Inc Corporate Headquarters
4720-00-287-3370 INTERCHANGEABLE
Tubing,nonmetallic
9540-00-406-7420 INTERCHANGEABLE
Beam,structural
9540-00-450-5760 INTERCHANGEABLE
Beam,structural
4810-00-458-36449835148-10 INTERCHANGEABLE
Parts Kit,valve
Kit Pack Co., Inc.
4730-00-532-5066 INTERCHANGEABLE
Strainer Element,sediment
5975-00-875-4082 INTERCHANGEABLE
Clamp,electrical Conductor,strai
2590-01-396-19318047-1 INTERCHANGEABLE
Heating Element,electrical,immer
Parker Hannifin Corporation Div Village Marine Tech
Cross-Reference Index
Part NumberManufacturer
34478 Alcoa/reynolds Metals Company (USA)
AMS-QQ-A-200/11 Society of Automotive Engineers Inc (USA)
AMS-QQ-A-200/11 Sae International Dba Sae International (USA)
QQ-A-200/11 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
PA6267 Transtar Metals Corp (USA)
LS6946-5 Lockheed Martin Corp (USA)
80471 Aluminum Co of America (USA)
Related Parts
3110-00-100-0575INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
34478
5120-00-257-8494INTERCHANGEABLE
WRENCH,NOZZLE CHANGER
13358
5360-00-268-7160INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
80471
4720-00-287-3370INTERCHANGEABLE
TUBING,NONMETALLIC
9540-00-406-7420INTERCHANGEABLE
BEAM,STRUCTURAL
9540-00-450-5760INTERCHANGEABLE
BEAM,STRUCTURAL
4810-00-458-3644INTERCHANGEABLE
PARTS KIT,VALVE
9835148-10
4730-00-532-5066INTERCHANGEABLE
STRAINER ELEMENT,SEDIMENT
5975-00-875-4082INTERCHANGEABLE
CLAMP,ELECTRICAL CONDUCTOR,STRAI
2590-01-396-1931INTERCHANGEABLE
HEATING ELEMENT,ELECTRICAL,IMMER
8047-1

Frequently Asked Questions

What is NSN 9540-00-232-0135?

NSN 9540-00-232-0135 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 9540-00-232-0135?

NSN 9540-00-232-0135 has 7 cross-referenced part numbers: 34478 (Alcoa/reynolds Metals Company), AMS-QQ-A-200/11 (Society of Automotive Engineers Inc), AMS-QQ-A-200/11 (Sae International Dba Sae International), QQ-A-200/11 (Federal Specifications Promulgated by General Services Administration Washington DC), PA6267 (Transtar Metals Corp) and 2 more.

What NSN replaces 9540-00-232-0135?

There are 10 known substitutes for 9540-00-232-0135: 3110-00-100-0575, 5120-00-257-8494, 5360-00-268-7160 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 34478?

Key specifications for 34478: Overall Height: 2.350 INCHES NOMINAL IN; Right Side Top Flange Thickness: 0.050 INCHES NOMINAL IN; Material: ALUMINUM ALLOY 7075; Weight Per Unit Measure: 0.259 POUNDS PER LINEAR FOOT LBS. 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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