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Spur Pinion Shafts

A pinion gear is the smallest gear in a gear drive or the drive gear in a gear reducer. A pinion shaft is a pinion gear machined directly onto a shaft. Ondrives.US designs, engineers, and manufactures pinion shafts in various sizes, pitches, and teeth counts. 
Order precision pinion shafts for your application, request a quote or contact Ondrives.US for more information. For full specifications and Dimensional Parametric Search, see individual product listings. Ondrives.US is an industrial manufacturer of spur pinion shafts for nearly any application.


The Ondrives.US Advantage: Superior Quality & Performance

As a leading Spur Pinion manufacturer and precision mechanical components and assemblies distributor, Ondrives.US offers cost-effective solutions, expert service, and timely delivery for all our customer's mechanical components needs. The Ondrives.US advantage includes:
  • SG-PG series precision pinion shafts are ideal for instrumentation, servo drives, encoders, power transmission & more 
  • Inch and metric sizes are available 
  • All sizes/models machined to AGMA 10 quality. Other quality levels are available 
  • All sizes/models manufactured from 303 stainless steel 
  • All sizes/models feature a 20° pressure angle standard. Other pressure angles can be supplied 
  • Ondrives.US has more than six decades of experience in gear manufacturing 
  • Custom pinion shafts are available in almost any material. Contact us to discuss your custom requirements

Spur Pinion Shaft Options

Precision Spur Pinion Shaft Gears are available in small, large, and enlarged pitch diameters to meet your application requirements. OEM Spur Pinion Shafts are available in the following options:

Type S Pinion Shafts (pitch diameters smaller than the shaft diameter) 

  • Shaft diameters from 0.1247 to 0.2497 
  • Pitch diameters from 0.1000 to 0.2250 
  • O.D.s from 0.117 to 0.250 
  • Pitch: 48 to 120 
  • Teeth: 10 to 20; custom teeth counts available upon request 
  • Gear O.D. is equal to or small than the shaft diameter 

Type H Pinion Shafts (pitch diameters larger than the shaft diameter) 

  • Shaft diameters from 0.1247 to 0.2497 
  • Pitch diameters from 0.2500 to 0.5000 
  • O.D.s from 0.271 to 0.583 
  • Pitch: 24 to 96 
  • Teeth: 10 to 32 
  • Gear O.D. is larger than the shaft diameter 

Type R Pinion Shafts (enlarged pitch diameters) 

  • Shaft diameters from 0.1247 to 0.3122 
  • Pitch diameters from 0.0902 to 0.2624 
  • O.D.s from 0.106 to 0.304 
  • Pitch: 48 to 120 
  • Teeth: 10 to 17; custom teeth counts available upon request

Custom Spur Pinion Shafts Manufactured to Your Exact Specifications

At Ondrives.US, we can assist with designs, modifications, prototypes, and the complete production of custom drive components and gears for any application. If your project specifications require custom mechanical components, our engineering team can produce parts and components that match your drawings and meet your performance needs.

Spur Gear Pinion Shaft Applications

Ondrives.US Spur Pinion Shafts transfer motion applications include:
  • Speed reducers
  • Transmissions
  • Conveyor systems
  • Engines
  • Gear pumps
  • Mechanical transportation systems

Contact Ondrives.US for Industrial Spur Pinion Shafts Today

Ondrives.US quality surpasses the competition! Our standard and custom Pinion Shafts deliver superior performance and durability in even the most demanding applications. Request a quote on the Spur Pinion Shafts you need, or contact us for more information.