PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

LS1198Angle,structural

Lockheed Martin Corp · NSN 9540-00-145-7553 · FSC 9540 · No Item Name Available
Verified by PartsTable
NSN 9540-00-145-7553 — this item is cataloged by the U.S. Government under National Stock Number 9540-00-145-7553. Primary manufacturer part number: LS1198.
Features
  • Angle,structural — FSC 9540
  • First Tip Style: RIGHT QUARTER RADIUS
  • First Tip Radius: 0.040 INCHES NOMINAL IN
  • Material: ALUMINUM ALLOY 2024
  • Second Tip Style: UPPER RADIUS
  • Fillet Radius Where Left Flange Joins Base Flange: 0.062 INCHES NOMINAL IN
  • Length: 10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT
  • Nondefinitive Spec/std Data: 2024 ALLOY AND T3511 TEMPER
Applications
  • Applications requiring Aluminum Alloy 2024 construction
General Description

The Angle,structural, cataloged under National Stock Number 9540-00-145-7553, 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 Corp. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 14 commercial cross-references from 13 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN9540-00-145-7553
Primary Part NumberLS1198
Item NameAngle,structural
FSC / FSG9540 / 95 — No Item Name Available
ManufacturerLockheed Martin Corp
StatusACTIVE
First Tip StyleRIGHT QUARTER RADIUS
First Tip Radius0.040 INCHES NOMINAL IN
MaterialALUMINUM ALLOY 2024
Second Tip StyleUPPER RADIUS
Fillet Radius Where Left Flange Joins Base Flange0.062 INCHES NOMINAL IN
Length10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT
Nondefinitive Spec/std Data2024 ALLOY AND T3511 TEMPER
Left Inside Angle90.0 DEGREES NOMINAL
Second Tip Relationship to First TipNOT IDENTICAL
Material Document and ClassificationAMS-QQ-A-200/3 FED SPEC SINGLE MATERIAL RESPONSE
Weight Per Unit Measure0.060 POUNDS PER LINEAR FOOT LBS
Basic Shape StyleANGLE
Left Side Flange Thickness0.040 INCHES NOMINAL IN
Heat TreatmentT-3511 SOLUTION HEAT TREATED
Base Flange Thickness0.040 INCHES NOMINAL IN
Second Tip Radius0.040 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5310-00-042-6903 INTERCHANGEABLE
Nut,plain,hexagon
5315-00-197-3452105-2TYPE105-2S50-5 INTERCHANGEABLE
Pin,tapered,plain
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5310-00-198-371155092 INTERCHANGEABLE
Washer,lock
Hyster-Yale Group, Inc. Div Hyster-Yale Materials Handling
5315-00-281-76508327443 INTERCHANGEABLE
Key,machine
U S Army Tank Automotive Command Amsta-Im-Mm
4320-00-336-532710854 INTERCHANGEABLE
Sleeve,shaft
Rps-Fl, Inc. Dba Rps Inc
5905-00-503-867676-4178 INTERCHANGEABLE
Resistor,variable,wire Wound,pre
Department of Defense Project Manager-Mobile Electric Power
5306-00-527-4186 INTERCHANGEABLE
Bolt,machine
9540-00-528-9354 INTERCHANGEABLE
Angle,structural
5305-00-639-1350S85 INTERCHANGEABLE
Setscrew
Contraves Inc
5305-00-685-231510854 INTERCHANGEABLE
Setscrew
Mcculloch Corp
Cross-Reference Index
Part NumberManufacturer
LS1198 Lockheed Martin Corp (USA)
CVC1638 Triumph Aerostructures, Llc Dba Triumph Aerostructures - Vought Integrated Programs Division (USA)
AMS-QQ-A-200/3 Sae International Dba Sae International (USA)
PA3035 Transtar Metals Corp (USA)
QQ-A-200/3 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
AMS-QQ-A-200/3 Society of Automotive Engineers Inc (USA)
9540PL1780030 Jednolity Indeks Materialowy - Uniform Material Index (POL)
S85 Textron Aviation Inc (USA)
S85 Cessna Aircraft Company Dba Textron Aviation (USA)
10854 Aluminum Co of America (USA)
23210 Alcoa/reynolds Metals Company (USA)
60-793 Transtar Metals Corp (USA)
BAC1503-1000 The Boeing Company Div Legacy Wichita (USA)
ASTM B221 American Society for Testing and Materials Dba Astm International (USA)
Related Parts
5310-00-042-6903INTERCHANGEABLE
NUT,PLAIN,HEXAGON
5315-00-197-3452INTERCHANGEABLE
PIN,TAPERED,PLAIN
105-2TYPE105-2S50-5
5310-00-198-3711INTERCHANGEABLE
WASHER,LOCK
55092
5315-00-281-7650INTERCHANGEABLE
KEY,MACHINE
8327443
4320-00-336-5327INTERCHANGEABLE
SLEEVE,SHAFT
10854
5905-00-503-8676INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,PRE
76-4178
5306-00-527-4186INTERCHANGEABLE
BOLT,MACHINE
9540-00-528-9354INTERCHANGEABLE
ANGLE,STRUCTURAL
5305-00-639-1350INTERCHANGEABLE
SETSCREW
S85
5305-00-685-2315INTERCHANGEABLE
SETSCREW
10854
9540-00-827-2214INTERCHANGEABLE
ANGLE,STRUCTURAL
5305-01-077-1914INTERCHANGEABLE
THUMBSCREW
CL-23210

Frequently Asked Questions

What is NSN 9540-00-145-7553?

NSN 9540-00-145-7553 is a Angle,structural, manufactured by Lockheed Martin Corp, classified under FSC 9540 (No Item Name Available). Status: active.

What are the part numbers for NSN 9540-00-145-7553?

NSN 9540-00-145-7553 has 14 cross-referenced part numbers: LS1198 (Lockheed Martin Corp), CVC1638 (Triumph Aerostructures, Llc Dba Triumph Aerostructures - Vought Integrated Programs Division), AMS-QQ-A-200/3 (Sae International Dba Sae International), PA3035 (Transtar Metals Corp), QQ-A-200/3 (Federal Specifications Promulgated by General Services Administration Washington DC) and 9 more.

What NSN replaces 9540-00-145-7553?

There are 12 known substitutes for 9540-00-145-7553: 5310-00-042-6903, 5315-00-197-3452, 5310-00-198-3711 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of LS1198?

Key specifications for LS1198: First Tip Style: RIGHT QUARTER RADIUS; Overall Height: 0.625 INCHES NOMINAL IN; First Tip Radius: 0.040 INCHES NOMINAL IN; Material: ALUMINUM ALLOY 2024. 18 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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