PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

S122Angle,structural

Textron Aviation Inc · NSN 9540-00-146-0726 · FSC 9540 · No Item Name Available
Verified by PartsTable
NSN 9540-00-146-0726 — this item is cataloged by the U.S. Government under National Stock Number 9540-00-146-0726. Primary manufacturer part number: S122.
Features
  • Angle,structural — FSC 9540
  • Base Flange Thickness: 0.062 INCHES NOMINAL IN
  • Material Document and Classification: QQ-A-200/3 FED SPEC 1ST MATERIAL RESPONSE
  • Second Tip Relationship to First Tip: IDENTICAL
  • Basic Shape Style: ANGLE
  • Weight Per Unit Measure: 0.120 POUNDS PER LINEAR FOOT LBS
  • Length: 10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT
  • Heat Treatment: T-3511 SOLUTION HEAT TREATED
Applications
  • Applications requiring Aluminum Alloy 2024 construction
General Description

The Angle,structural, cataloged under National Stock Number 9540-00-146-0726, 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 Textron Aviation Inc. Government technical data includes 13 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN9540-00-146-0726
Primary Part NumberS122
Item NameAngle,structural
FSC / FSG9540 / 95 — No Item Name Available
ManufacturerTextron Aviation Inc
StatusCANCELLED
Base Flange Thickness0.062 INCHES NOMINAL IN
Material Document and ClassificationQQ-A-200/3 FED SPEC 1ST MATERIAL RESPONSE
Second Tip Relationship to First TipIDENTICAL
Basic Shape StyleANGLE
Weight Per Unit Measure0.120 POUNDS PER LINEAR FOOT LBS
Length10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT
Heat TreatmentT-3511 SOLUTION HEAT TREATED
Fillet Radius Where Left Flange Joins Base Flange0.031 INCHES NOMINAL IN
Left Inside Angle90.0 DEGREES NOMINAL
Left Side Flange Thickness0.062 INCHES NOMINAL IN
Nondefinitive Spec/std DataT3511 TEMPER
MaterialALUMINUM ALLOY 2024
First Tip StyleSQUARE END
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5305-00-017-9860 INTERCHANGEABLE
Screw,cap,hexagon Head
5360-00-030-317699114594 INTERCHANGEABLE
Spring,helical,compression
Alfa Laval Inc
5365-00-059-503530214-3 INTERCHANGEABLE
Shim
Dana Corp Spicer Transmission Div
5136-00-228-1032 INTERCHANGEABLE
Tap,thread Cutting
1005-00-344-8946S122 INTERCHANGEABLE
Sight Assy
O F Mossberg & Sons Inc
5330-00-364-9728S12604-117 INTERCHANGEABLE
Retainer,packing
Trelleborg Sealing Solutions Us, Inc.
5998-00-455-98556723-00437 INTERCHANGEABLE
Circuit Card Assembly
Bae Systems (operations) Limited
5120-00-591-2685J-4242 INTERCHANGEABLE
Wrench,box
Bosch Automotive Service Solutions Inc.
6675-01-228-5271 INTERCHANGEABLE
Pad,artwork
5340-01-358-7393 INTERCHANGEABLE
Latch,rim
Cross-Reference Index
Part NumberManufacturer
S122 Textron Aviation Inc (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)
AMS-QQ-A-200/3 Sae International Dba Sae International (USA)
14594 Aluminum Co of America (USA)
S122 Cessna Aircraft Company Dba Textron Aviation (USA)
BAC1503-1061 The Boeing Company Div Legacy Wichita (USA)
Related Parts
5305-00-017-9860INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
5360-00-030-3176INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
99114594
5365-00-059-5035INTERCHANGEABLE
SHIM
30214-3
5136-00-228-1032INTERCHANGEABLE
TAP,THREAD CUTTING
1005-00-344-8946INTERCHANGEABLE
SIGHT ASSY
S122
5330-00-364-9728INTERCHANGEABLE
RETAINER,PACKING
S12604-117
5998-00-455-9855INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
6723-00437
5120-00-591-2685INTERCHANGEABLE
WRENCH,BOX
J-4242
6675-01-228-5271INTERCHANGEABLE
PAD,ARTWORK
5340-01-358-7393INTERCHANGEABLE
LATCH,RIM
5360-01-379-8933INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
S-122
2590-01-624-4560INTERCHANGEABLE
BRACKET,VEHICULAR COMPONENTS
14594

Frequently Asked Questions

What is NSN 9540-00-146-0726?

NSN 9540-00-146-0726 is a Angle,structural, manufactured by Textron Aviation Inc, classified under FSC 9540 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 9540-00-146-0726?

NSN 9540-00-146-0726 has 7 cross-referenced part numbers: S122 (Textron Aviation Inc), QQ-A-200/3 (Federal Specifications Promulgated by General Services Administration Washington DC), AMS-QQ-A-200/3 (Society of Automotive Engineers Inc), AMS-QQ-A-200/3 (Sae International Dba Sae International), 14594 (Aluminum Co of America) and 2 more.

What NSN replaces 9540-00-146-0726?

There are 12 known substitutes for 9540-00-146-0726: 5305-00-017-9860, 5360-00-030-3176, 5365-00-059-5035 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of S122?

Key specifications for S122: Base Flange Thickness: 0.062 INCHES NOMINAL IN; Material Document and Classification: QQ-A-200/3 FED SPEC 1ST MATERIAL RESPONSE; Second Tip Relationship to First Tip: IDENTICAL; Basic Shape Style: ANGLE. 15 total characteristics are documented in the Federal Logistics Information System.

Is NSN 9540-00-146-0726 still in active supply?

NSN 9540-00-146-0726 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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