PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

243626Gear,spur

Cae Usa Inc. · NSN 3020-00-038-1409 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-038-1409 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-038-1409. Primary manufacturer part number: 243626.
Features
  • Gear,spur — FSC 3020
  • Material Document and Classification: AMS 4037 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Bore Nominal Diameter: 0.251 INCHES BOTH ENDS IN
  • Attachment Method: CLAMP
  • Pressure Angle: 20.0000 DEGREES
  • First Step Nominal Diameter: 0.625 INCHES SECOND END IN
  • Material: ALUMINUM ALLOY 2024 OVERALL
  • Body Style: PLAIN, SOLID
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
  • Applications requiring Aluminum Alloy 2024 Overall construction
General Description

The Gear,spur, cataloged under National Stock Number 3020-00-038-1409, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Cae Usa Inc.. Government technical data includes 24 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-00-038-1409
Primary Part Number243626
Item NameGear,spur
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerCae Usa Inc.
StatusACTIVE
Material Document and ClassificationAMS 4037 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Bore Nominal Diameter0.251 INCHES BOTH ENDS IN
Attachment MethodCLAMP
Pressure Angle20.0000 DEGREES
First Step Nominal Diameter0.625 INCHES SECOND END IN
MaterialALUMINUM ALLOY 2024 OVERALL
Body StylePLAIN, SOLID
Pitch Diameter3.1250 INCHES NOMINAL IN
Face Nominal Width0.125 INCHES IN
First Step Nominal Length0.025 INCHES SECOND END IN
Hub Nominal Diameter0.374 INCHES FIRST END IN
Bore StylePLAIN BOTH ENDS
Nominal Distance Between Body Face and Protruding Hub End0.035 INCHES SECOND END IN
End Nominal Diameter0.468 INCHES SECOND END IN
End Nominal Length0.010 INCHES SECOND END IN
Nominal Overall Length0.468 INCHES IN
Nominal Outside Diameter3.165 INCHES IN
Clamping Surface Nominal Length0.254 INCHES FIRST END IN
Nominal Distance Between Body Face and Protruding Hub End0.308 INCHES FIRST END IN
Style DesignatorPROTRUDING HUBS
Tooth FormSTANDARD
Hub Style Designator1 STEP SECOND END
Hub Style DesignatorSPLIT FIRST END
Teeth Quantity150
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5305-00-057-4593MS16996-9 INTERCHANGEABLE
Screw,cap,socket Head
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
Cross-Reference Index
Part NumberManufacturer
243626 Raytheon Technical Services Company (USA)
243626 PRIMARY Cae Usa Inc. (USA)
Related Parts
5305-00-057-4593INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
MS16996-9

Frequently Asked Questions

What is NSN 3020-00-038-1409?

NSN 3020-00-038-1409 is a Gear,spur, manufactured by Cae Usa Inc., classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-00-038-1409?

NSN 3020-00-038-1409 has 2 cross-referenced part numbers: 243626 (Raytheon Technical Services Company), 243626 (Cae Usa Inc.).

What NSN replaces 3020-00-038-1409?

There is 1 known substitute for 3020-00-038-1409: 5305-00-057-4593. Verify interchangeability with system specifications before substitution.

What are the specifications of 243626?

Key specifications for 243626: Material Document and Classification: AMS 4037 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Bore Nominal Diameter: 0.251 INCHES BOTH ENDS IN; Attachment Method: CLAMP; Pressure Angle: 20.0000 DEGREES. 24 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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