PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

K13A68T8511Angle,structural

Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company · NSN 9540-01-087-7100 · FSC 9540 · No Item Name Available
Verified by PartsTable
NSN 9540-01-087-7100 — this item is cataloged by the U.S. Government under National Stock Number 9540-01-087-7100. Primary manufacturer part number: K13A68T8511.
Features
  • Angle,structural — FSC 9540
  • Heat Treatment: T-8511 SOLUTION HEAT TREATED
  • Material: ALUMINUM ALLOY 2024
  • Second Tip Relationship to First Tip: IDENTICAL
  • Length: 12.000 FEET NOMINAL FT
  • Fillet Radius Where Left Flange Joins Base Flange: 0.062 INCHES NOMINAL IN
  • Material Document and Classification: AMS-QQ-A-200/3 FED SPEC SINGLE MATERIAL RESPONSE
  • Specification/standard Data: 81755-K13 MANUFACTURERS STANDARD
Applications
  • Applications requiring Aluminum Alloy 2024 construction
General Description

The Angle,structural, cataloged under National Stock Number 9540-01-087-7100, 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 Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company. Government technical data includes 15 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. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN9540-01-087-7100
Primary Part NumberK13A68T8511
Item NameAngle,structural
FSC / FSG9540 / 95 — No Item Name Available
ManufacturerLockheed Martin Corporation Div Lockheed Martin Aeronautics Company
StatusCANCELLED
Heat TreatmentT-8511 SOLUTION HEAT TREATED
MaterialALUMINUM ALLOY 2024
Second Tip Relationship to First TipIDENTICAL
Length12.000 FEET NOMINAL FT
Fillet Radius Where Left Flange Joins Base Flange0.062 INCHES NOMINAL IN
Material Document and ClassificationAMS-QQ-A-200/3 FED SPEC SINGLE MATERIAL RESPONSE
Specification/standard Data81755-K13 MANUFACTURERS STANDARD
Nondefinitive Spec/std Data2024 ALLOY AND T8511 TEMPER
Basic Shape StyleANGLE
Left Side Flange Thickness0.062 INCHES NOMINAL IN
Left Inside Angle99.0 DEGREES NOMINAL
Base Flange Thickness0.062 INCHES NOMINAL IN
Weight Per Unit Measure0.180 POUNDS PER LINEAR FOOT LBS
Fabrication MethodEXTRUDED
First Tip StyleSQUARE END
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 9
5360-00-312-4697 INTERCHANGEABLE
Spring,spiral,torsion
5998-00-449-506415-218 INTERCHANGEABLE
Circuit Card Assembly
N H Research, Llc Dba Nh Research Llc
6210-00-490-603715/218 INTERCHANGEABLE
Lens,light
Staco Systems, Inc. Dba Staco Systems Div Dba Staco Systems
5310-00-562-5967 INTERCHANGEABLE
Washer Nonmetallic
5365-00-741-986762B21728 INTERCHANGEABLE
Ring,clamp
Air Force Lifecycle Management Center Electronic Components (aflcmc/ezss)
1680-00-770-860815218 INTERCHANGEABLE
Handle,control
Triumph Controls, Llc Dba Triumph Controls, Llc
6520-01-176-619215218 INTERCHANGEABLE
File,pulp Canal,dental
Kerr Corporation
5305-01-273-945615218 INTERCHANGEABLE
Screw,cap,socket Head
Sps Technologies, Llc Dba PB Fasteners
5950-01-362-69982-19399-01 INTERCHANGEABLE
Reactor
Excelitas Technologies Corp
Cross-Reference Index
Part NumberManufacturer
QQ-A-200/3 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
ASTM B221 American Society for Testing and Materials Dba Astm International (USA)
AMS-QQ-A-200/3 Sae International Dba Sae International (USA)
AMS-QQ-A-200/3 Society of Automotive Engineers Inc (USA)
K13A68T8511 PRIMARY Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company (USA)
15218 International Light Metals Corp Sub of Martin Marietta Corp (USA)
60-13467 Transtar Metals Corp (USA)
Related Parts
5360-00-312-4697INTERCHANGEABLE
SPRING,SPIRAL,TORSION
5998-00-449-5064INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
15-218
6210-00-490-6037INTERCHANGEABLE
LENS,LIGHT
15/218
5310-00-562-5967INTERCHANGEABLE
WASHER NONMETALLIC
5365-00-741-9867INTERCHANGEABLE
RING,CLAMP
62B21728
1680-00-770-8608INTERCHANGEABLE
HANDLE,CONTROL
15218
6520-01-176-6192INTERCHANGEABLE
FILE,PULP CANAL,DENTAL
15218
5305-01-273-9456INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
15218
5950-01-362-6998INTERCHANGEABLE
REACTOR
2-19399-01

Frequently Asked Questions

What is NSN 9540-01-087-7100?

NSN 9540-01-087-7100 is a Angle,structural, manufactured by Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company, classified under FSC 9540 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 9540-01-087-7100?

NSN 9540-01-087-7100 has 7 cross-referenced part numbers: QQ-A-200/3 (Federal Specifications Promulgated by General Services Administration Washington DC), ASTM B221 (American Society for Testing and Materials Dba Astm International), AMS-QQ-A-200/3 (Sae International Dba Sae International), AMS-QQ-A-200/3 (Society of Automotive Engineers Inc), K13A68T8511 (Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company) and 2 more.

What NSN replaces 9540-01-087-7100?

There are 9 known substitutes for 9540-01-087-7100: 5360-00-312-4697, 5998-00-449-5064, 6210-00-490-6037 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of K13A68T8511?

Key specifications for K13A68T8511: Heat Treatment: T-8511 SOLUTION HEAT TREATED; Material: ALUMINUM ALLOY 2024; Second Tip Relationship to First Tip: IDENTICAL; Overall Height: 1.250 INCHES NOMINAL IN. 17 total characteristics are documented in the Federal Logistics Information System.

Is NSN 9540-01-087-7100 still in active supply?

NSN 9540-01-087-7100 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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