PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

S104Angle,structural

Cessna Aircraft Company Dba Textron Aviation · NSN 9540-00-488-3954 · FSC 9540 · No Item Name Available
Verified by PartsTable
NSN 9540-00-488-3954 — this item is cataloged by the U.S. Government under National Stock Number 9540-00-488-3954. Primary manufacturer part number: S104.
Features
  • Angle,structural — FSC 9540
  • Basic Shape Style: ANGLE
  • First Tip Style: RIGHT QUARTER RADIUS
  • First Tip Radius: 0.094 INCHES NOMINAL IN
  • Material: ALUMINUM ALLOY 2024
  • Left Side Flange Thickness: 0.062 INCHES NOMINAL IN
  • Left Inside Angle: 90.0 DEGREES NOMINAL
  • Fillet Radius Where Left Flange Joins Base Flange: 0.125 INCHES NOMINAL IN
Applications
  • Applications requiring Aluminum Alloy 2024 construction
General Description

The Angle,structural, cataloged under National Stock Number 9540-00-488-3954, 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 Cessna Aircraft Company Dba Textron Aviation. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 13 commercial cross-references from 12 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN9540-00-488-3954
Primary Part NumberS104
Item NameAngle,structural
FSC / FSG9540 / 95 — No Item Name Available
ManufacturerCessna Aircraft Company Dba Textron Aviation
StatusCANCELLED
Basic Shape StyleANGLE
First Tip StyleRIGHT QUARTER RADIUS
First Tip Radius0.094 INCHES NOMINAL IN
MaterialALUMINUM ALLOY 2024
Left Side Flange Thickness0.062 INCHES NOMINAL IN
Left Inside Angle90.0 DEGREES NOMINAL
Fillet Radius Where Left Flange Joins Base Flange0.125 INCHES NOMINAL IN
Nondefinitive Spec/std Data2024 ALLOY AND T3511 TEMPER
Second Tip Radius0.094 INCHES NOMINAL IN
Length10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT
Weight Per Unit Measure0.110 POUNDS PER LINEAR FOOT LBS
Second Tip StyleUPPER RADIUS
Heat TreatmentT-3511 SOLUTION HEAT TREATED
Material Document and ClassificationAMS-QQ-A-200/3 FED SPEC SINGLE MATERIAL RESPONSE
Second Tip Relationship to First TipNOT IDENTICAL
Fabrication MethodEXTRUDED
Base Flange Thickness0.062 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
6685-00-045-3211152919A INTERCHANGEABLE
Gage,pressure,dial Indicating
Ametek, Inc. Div Aerospace & Defense
9540-00-085-0529LS3203 INTERCHANGEABLE
Angle,structural
Lockheed Martin Corp
2915-00-115-957060212 INTERCHANGEABLE
Valve,shut-Off,fuel
Eaton Corporation Dba Airframe Div Fuel & Motion Control Systems
3110-00-142-0197 INTERCHANGEABLE
Bearing,ball,thrust
5305-00-269-3217MS90725-67 INTERCHANGEABLE
Screw,cap,hexagon Head
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
9540-00-596-2766 INTERCHANGEABLE
Angle,structural
3030-00-822-2417 INTERCHANGEABLE
Belt,v
6685-00-915-5601 INTERCHANGEABLE
Thermometer,self-Indicating
5940-00-983-6107 INTERCHANGEABLE
Terminal Board
5905-01-047-9781 INTERCHANGEABLE
Resistor,fixed,film
Cross-Reference Index
Part NumberManufacturer
S104 Cessna Aircraft Company Dba Textron Aviation (USA)
QQ-A-200/3 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
2175 Alcoa/reynolds Metals Company (USA)
S104 Textron Aviation Inc (USA)
ASTM B221 American Society for Testing and Materials Dba Astm International (USA)
AMS-QQ-A-200/3 Society of Automotive Engineers Inc (USA)
78K Aluminum Co of America (USA)
1M121 The Boeing Company Div Defense (USA)
AMS-QQ-A-200/3 Sae International Dba Sae International (USA)
60-212 Transtar Metals Corp (USA)
LS3203 Lockheed Martin Corp (USA)
1503-1471 The Boeing Company Div Defense (USA)
13485 International Light Metals Corp Sub of Martin Marietta Corp (USA)
Related Parts
6685-00-045-3211INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
152919A
9540-00-085-0529INTERCHANGEABLE
ANGLE,STRUCTURAL
LS3203
2915-00-115-9570INTERCHANGEABLE
VALVE,SHUT-OFF,FUEL
60212
3110-00-142-0197INTERCHANGEABLE
BEARING,BALL,THRUST
5305-00-269-3217INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
MS90725-67
9540-00-596-2766INTERCHANGEABLE
ANGLE,STRUCTURAL
3030-00-822-2417INTERCHANGEABLE
BELT,V
6685-00-915-5601INTERCHANGEABLE
THERMOMETER,SELF-INDICATING
5940-00-983-6107INTERCHANGEABLE
TERMINAL BOARD
5905-01-047-9781INTERCHANGEABLE
RESISTOR,FIXED,FILM
3040-01-054-3325INTERCHANGEABLE
CLAMP,HUB
13-485
5905-01-061-1392INTERCHANGEABLE
RESISTOR,FIXED,FILM

Frequently Asked Questions

What is NSN 9540-00-488-3954?

NSN 9540-00-488-3954 is a Angle,structural, manufactured by Cessna Aircraft Company Dba Textron Aviation, classified under FSC 9540 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 9540-00-488-3954?

NSN 9540-00-488-3954 has 13 cross-referenced part numbers: S104 (Cessna Aircraft Company Dba Textron Aviation), QQ-A-200/3 (Federal Specifications Promulgated by General Services Administration Washington DC), 2175 (Alcoa/reynolds Metals Company), S104 (Textron Aviation Inc), ASTM B221 (American Society for Testing and Materials Dba Astm International) and 8 more.

What NSN replaces 9540-00-488-3954?

There are 12 known substitutes for 9540-00-488-3954: 6685-00-045-3211, 9540-00-085-0529, 2915-00-115-9570 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of S104?

Key specifications for S104: Basic Shape Style: ANGLE; First Tip Style: RIGHT QUARTER RADIUS; First Tip Radius: 0.094 INCHES NOMINAL IN; Material: ALUMINUM ALLOY 2024. 19 total characteristics are documented in the Federal Logistics Information System.

Is NSN 9540-00-488-3954 still in active supply?

NSN 9540-00-488-3954 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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