PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MS14375E059Beam,structural

Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M · NSN 9540-01-071-3517 · FSC 9540 · No Item Name Available
Verified by PartsTable
NSN 9540-01-071-3517 — this item is cataloged by the U.S. Government under National Stock Number 9540-01-071-3517. Primary manufacturer part number: MS14375E059.
Features
  • Beam,structural — FSC 9540
  • Third Tip Relationship to Preceding Tips: IDENTICAL W/FIRST TIP
  • Leg Thickness: 0.064 INCHES NOMINAL IN
  • Material: ALUMINUM ALLOY 2024
  • Weight Per Unit Measure: 0.304 POUNDS PER LINEAR FOOT LBS
  • Basic Shape Style: T SHAPE
  • Specification/standard Data: 81755-K40 MANUFACTURERS STANDARD
  • Nondefinitive Spec/std Data: T8511 TEMPER
Applications
  • Applications requiring Aluminum Alloy 2024 construction
General Description

The Beam,structural, cataloged under National Stock Number 9540-01-071-3517, 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 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 22 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN9540-01-071-3517
Primary Part NumberMS14375E059
Item NameBeam,structural
FSC / FSG9540 / 95 — No Item Name Available
ManufacturerMilitary Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
StatusACTIVE
Third Tip Relationship to Preceding TipsIDENTICAL W/FIRST TIP
Leg Thickness0.064 INCHES NOMINAL IN
MaterialALUMINUM ALLOY 2024
Weight Per Unit Measure0.304 POUNDS PER LINEAR FOOT LBS
Basic Shape StyleT SHAPE
Specification/standard Data81755-K40 MANUFACTURERS STANDARD
Nondefinitive Spec/std DataT8511 TEMPER
Material Document and ClassificationAMS-QQ-A-200/3 FED SPEC SINGLE MATERIAL RESPONSE
Second Tip Relationship to First TipIDENTICAL
Right Side Top Flange Distance to Center of Both Flanges1.250 INCHES NOMINAL IN
Left Side Top Flange Thickness0.064 INCHES NOMINAL IN
Fillet Radius Where Top Right Flange Joins Web Flange/leg0.060 INCHES NOMINAL IN
Length10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT
Right Top Inside Angle90.0 DEGREES NOMINAL
Left Side Top Flange Distance to Center of Both Flanges1.250 INCHES NOMINAL IN
Fabrication MethodEXTRUDED
First Tip StyleSQUARE END
Fillet Radius Where Top Left Flange Joins Web Flange/leg0.060 INCHES NOMINAL IN
Heat TreatmentT-8511 SOLUTION HEAT TREATED
Left Top Inside Angle90.0 DEGREES NOMINAL
Right Side Top Flange Thickness0.064 INCHES NOMINAL IN
Top Flange Width2.500 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5306-00-169-8132 INTERCHANGEABLE
Bolt,eye
5315-00-244-6714 INTERCHANGEABLE
Pin,shoulder,headless
9540-00-540-6023277515 INTERCHANGEABLE
Beam,structural
Aluminum Co of America
9540-00-878-8473 INTERCHANGEABLE
Beam,structural
9540-01-071-2148 INTERCHANGEABLE
Beam,structural
5330-01-336-874819786 INTERCHANGEABLE
Seal,plain Encased
Skf Usa Inc. Dba Skf Aerospace Sealing Solutions
1560-01-651-732360-3132-1 INTERCHANGEABLE
Bracket,structural Component,air
The Boeing Company Div Legacy Wichita
Cross-Reference Index
Part NumberManufacturer
MS14375E059 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
19786 International Light Metals Corp Sub of Martin Marietta Corp (USA)
AMS-QQ-A-200/3 Sae International Dba Sae International (USA)
60-3132 Transtar Metals Corp (USA)
AMS-QQ-A-200/3 Society of Automotive Engineers Inc (USA)
QQ-A-200/3 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
PA17612 Transtar Metals Corp (USA)
9540PL0905353 Jednolity Indeks Materialowy - Uniform Material Index (POL)
K40A33T8511 Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company (USA)
Related Parts
5306-00-169-8132INTERCHANGEABLE
BOLT,EYE
5315-00-244-6714INTERCHANGEABLE
PIN,SHOULDER,HEADLESS
9540-00-540-6023INTERCHANGEABLE
BEAM,STRUCTURAL
277515
9540-00-878-8473INTERCHANGEABLE
BEAM,STRUCTURAL
9540-01-071-2148INTERCHANGEABLE
BEAM,STRUCTURAL
5330-01-336-8748INTERCHANGEABLE
SEAL,PLAIN ENCASED
19786
1560-01-651-7323INTERCHANGEABLE
BRACKET,STRUCTURAL COMPONENT,AIR
60-3132-1

Frequently Asked Questions

What is NSN 9540-01-071-3517?

NSN 9540-01-071-3517 is a Beam,structural, manufactured by Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 9540 (No Item Name Available). Status: active.

What are the part numbers for NSN 9540-01-071-3517?

NSN 9540-01-071-3517 has 9 cross-referenced part numbers: MS14375E059 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), 19786 (International Light Metals Corp Sub of Martin Marietta Corp), AMS-QQ-A-200/3 (Sae International Dba Sae International), 60-3132 (Transtar Metals Corp), AMS-QQ-A-200/3 (Society of Automotive Engineers Inc) and 4 more.

What NSN replaces 9540-01-071-3517?

There are 7 known substitutes for 9540-01-071-3517: 5306-00-169-8132, 5315-00-244-6714, 9540-00-540-6023 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MS14375E059?

Key specifications for MS14375E059: Third Tip Relationship to Preceding Tips: IDENTICAL W/FIRST TIP; Leg Thickness: 0.064 INCHES NOMINAL IN; Material: ALUMINUM ALLOY 2024; Weight Per Unit Measure: 0.304 POUNDS PER LINEAR FOOT LBS. 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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