PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

55453Angle,structural

International Light Metals Corp Sub of Martin Marietta Corp · NSN 9540-00-168-6486 · FSC 9540 · No Item Name Available
Verified by PartsTable
NSN 9540-00-168-6486 — this item is cataloged by the U.S. Government under National Stock Number 9540-00-168-6486. Primary manufacturer part number: 55453.
Features
  • Angle,structural — FSC 9540
  • Outer Radius Where Left Flange Joins Base Flange: 0.032 INCHES NOMINAL IN
  • Left Inside Angle: 90.0 DEGREES NOMINAL
  • Second Tip Relationship to First Tip: IDENTICAL
  • Base Flange Thickness: 0.500 INCHES NOMINAL IN
  • Outer Radius Where Left Flange Joins Base Flange: 0.032 INCHES NOMINAL IN
  • Heat Treatment: T-6 SOLUTION HEAT TREATED
  • First Tip Style: SQUARE W/ INNER AND OUTER CORNER RADII
Applications
  • Applications requiring Aluminum Alloy 7075 construction
General Description

The Angle,structural, cataloged under National Stock Number 9540-00-168-6486, 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 International Light Metals Corp Sub of Martin Marietta Corp. Government technical data includes 27 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN9540-00-168-6486
Primary Part Number55453
Item NameAngle,structural
FSC / FSG9540 / 95 — No Item Name Available
ManufacturerInternational Light Metals Corp Sub of Martin Marietta Corp
StatusACTIVE
Outer Radius Where Left Flange Joins Base Flange0.032 INCHES NOMINAL IN
Left Inside Angle90.0 DEGREES NOMINAL
Second Tip Relationship to First TipIDENTICAL
Base Flange Thickness0.500 INCHES NOMINAL IN
Outer Radius Where Left Flange Joins Base Flange0.032 INCHES NOMINAL IN
Heat TreatmentT-6 SOLUTION HEAT TREATED
First Tip StyleSQUARE W/ INNER AND OUTER CORNER RADII
Base Flange Thickness0.500 INCHES NOMINAL IN
Material Document and ClassificationAMS-Q-A-200/11 FED SPEC SINGLE MATERIAL RESPONSE
Basic Shape StyleANGLE
First Tip StyleSQUARE W/ INNER AND OUTER CORNER RADII
Fillet Radius Where Left Flange Joins Base Flange0.120 INCHES NOMINAL IN
MaterialALUMINUM ALLOY 7075
Nondefinitive Spec/std Data7075 ALLOY AND T6 TEMPER
Weight Per Unit Measure2.088 POUNDS PER LINEAR FOOT LBS
Fabrication MethodEXTRUDED
Left Side Flange Thickness0.125 INCHES NOMINAL IN
Length10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT
Left Inside Angle90.0 DEGREES NOMINAL
Fillet Radius Where Left Flange Joins Base Flange0.120 INCHES NOMINAL IN
First Tip Outer Radius0.032 INCHES NOMINAL IN
Weight Per Unit Measure2.088 POUNDS PER LINEAR FOOT LBS
First Tip Outer Radius0.032 INCHES NOMINAL IN
Material Document and ClassificationAMS-Q-A-200/11 FED SPEC SINGLE MATERIAL RESPONSE
Nondefinitive Spec/std Data7075 ALLOY AND T6 TEMPER
Basic Shape StyleANGLE
Left Side Flange Thickness0.125 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
3110-00-109-1123 INTERCHANGEABLE
Bearing,ball,annular
3455-00-231-351458-10110 INTERCHANGEABLE
Cutter,milling,half Side
Union Butterfield Corp P O Box 9000 Crystal Lake Il 60039
5330-00-292-403653X3388TYPEL INTERCHANGEABLE
Seal,plain Encased
Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc
5330-00-446-8971554-53 INTERCHANGEABLE
Seal,oil
Perkins Engines Company Ltd - Perkins Parts Distribution Centre Uk
3030-00-609-945817490 INTERCHANGEABLE
Belt,v
Carlisle Power Transmission Products Inc
5821-00-674-3698 INTERCHANGEABLE
Retuner Assy
2910-01-276-762225115505 INTERCHANGEABLE
Pump,fuel,cam Actuated
General Motors Llc Dba General Motors Llc
6110-01-578-1946174-90 INTERCHANGEABLE
Agcu,repair Kit 2
Hamilton Sundstrand Corporation
4940-01-723-4809 INTERCHANGEABLE
Cover,protective,dust and Moistu
Cross-Reference Index
Part NumberManufacturer
55453 International Light Metals Corp Sub of Martin Marietta Corp (USA)
AMS-QQ-A-200/11 Society of Automotive Engineers Inc (USA)
LS5252 Lockheed Martin Corp (USA)
ASTM B221 American Society for Testing and Materials Dba Astm International (USA)
PA1359 Transtar Metals Corp (USA)
QQ-A-200/11 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
17490 Alcoa/reynolds Metals Company (USA)
AMS-QQ-A-200/11 Sae International Dba Sae International (USA)
Related Parts
3110-00-109-1123INTERCHANGEABLE
BEARING,BALL,ANNULAR
3455-00-231-3514INTERCHANGEABLE
CUTTER,MILLING,HALF SIDE
58-10110
5330-00-292-4036INTERCHANGEABLE
SEAL,PLAIN ENCASED
53X3388TYPEL
5330-00-446-8971INTERCHANGEABLE
SEAL,OIL
554-53
3030-00-609-9458INTERCHANGEABLE
BELT,V
17490
5821-00-674-3698INTERCHANGEABLE
RETUNER ASSY
2910-01-276-7622INTERCHANGEABLE
PUMP,FUEL,CAM ACTUATED
25115505
6110-01-578-1946INTERCHANGEABLE
AGCU,REPAIR KIT 2
174-90
4940-01-723-4809INTERCHANGEABLE
COVER,PROTECTIVE,DUST AND MOISTU

Frequently Asked Questions

What is NSN 9540-00-168-6486?

NSN 9540-00-168-6486 is a Angle,structural, manufactured by International Light Metals Corp Sub of Martin Marietta Corp, classified under FSC 9540 (No Item Name Available). Status: active.

What are the part numbers for NSN 9540-00-168-6486?

NSN 9540-00-168-6486 has 8 cross-referenced part numbers: 55453 (International Light Metals Corp Sub of Martin Marietta Corp), AMS-QQ-A-200/11 (Society of Automotive Engineers Inc), LS5252 (Lockheed Martin Corp), ASTM B221 (American Society for Testing and Materials Dba Astm International), PA1359 (Transtar Metals Corp) and 3 more.

What NSN replaces 9540-00-168-6486?

There are 9 known substitutes for 9540-00-168-6486: 3110-00-109-1123, 3455-00-231-3514, 5330-00-292-4036 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 55453?

Key specifications for 55453: Outer Radius Where Left Flange Joins Base Flange: 0.032 INCHES NOMINAL IN; Left Inside Angle: 90.0 DEGREES NOMINAL; Second Tip Relationship to First Tip: IDENTICAL; Base Flange Thickness: 0.500 INCHES NOMINAL IN. 30 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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