Great Products Build Great Businesses

Since 1944, we have been helping our customers minimize production interruptions and maximize efficiency with the same care and expertise as if it were our own business.

Producing high-quality products and services is challenging and we know how hard it can be to find someone else who wants your business to succeed as much as you do. With industry-respected brands, $8 million of ready-to-ship components and assemblies and 24/7 support, we have the products to keep your business moving forward.

View JHF Product Line

Find Your Sales Representative


The John Henry Foster Company is a full-line fluid power distributor with territories covering parts of Missouri, Illinois and Kentucky and is the Midwest leader in fluid power sales. We have sales representatives stationed throughout our territory who can visit your site and provide hands-on attention to better meet your fluids power needs.

JHF's Online Marketplace & Customer Portal

Today's increased demand for high-quality manufacturing calls for a reliable partner to help you overcome production challenges, more efficiently. We're here to help.

As a loyal and valued customer of John Henry Foster- St. Louis, we believe you deserve an easier way of doing business. With our new, online marketplace and customer portal, you gain total access to our comprehensive inventory, as well as, complete support for your next project.

Shop our online marketplace

Shop over $8 million of in-stock, ready-to-ship inventory. Set-up an account or check-out as a guest for immediate access to the critical components you need to keep your project moving forward.

Shop Now

Set-up a Customer Portal Account

With a convenient customer portal account, returning JHF customers benefit from even MORE online support. Simply point-and-click for access to your specific JHF products, quotes, orders, and invoices, etc. Reorder frequently purchased items, check order status, receive immediate online support, and much more when you set-up your direct customer portal account, today.

Click here for a quick, portal overview and instructions.

Request Portal Access

After a simple account request and set-up, you'll have the ability to:

  • Search for products
  • Create quotes
  • Place orders
  • Check order status
  • Look-up and reprint invoices
  • And much more!

View all features & benefits, here!

As your partner in performance, John Henry Foster is here to help move your projects forward. With our new online store and customer portal, doing business has never been easier!

Request Portal Access

View PDF Instructions

More Properties

      Air Compressors

      Our associates are empowered to perform at the highest level of quality so that we meet and exceed expectations.

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      Value Added

      Our associates are empowered to perform at the highest level of quality so that we meet and exceed expectations.

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      Hydraulic

      Our associates are empowered to perform at the highest level of quality so that we meet and exceed expectations.

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      Tool & Hoist Repair

      Our associates are empowered to perform at the highest level of quality so that we meet and exceed expectations.

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      Units Converter

      Our associates are empowered to perform at the highest level of quality so that we meet and exceed expectations.

      Learn More
      Get in Touch   Contact Us
      Calculate Driven Sprocket Speed

      Enter Drive Speed, Drive Sprocket Diameter and Driven Sprocket Diameter to calculate Driven Speed

      Get Started
      Calculate Gear Pump Estimated Displacement

      Enter Gear Outside Diameter, Gear Width and Gear Center Distance to calculate Gallons Per Minute (GPM) @ 1200 RPM.

      Get Started
      Calculate Angled Hydraulic Cylinder PUSH-PULL

      Enter the Cylinder Bore diameter, PSI, Rod Diameter and Angle to calculate PUSH/PULL for a hydraulic cylinder mounted at an angle

      Get Started
      Calculate Driven Sprocket Diameter

      Enter Drive Speed, Drive Sprocket Diameter and Driven Speed to calculate Driven Sprocket Diameter

      Get Started
      Calculate Hydraulic Cylinder PUSH/PULL

      Enter the Cylinder Bore diameter, PSI and Rod Diameter to calculate PUSH/PULL for a hydraulic cylinder

      Get Started
      Calculate V-Belt Length

      Enter Pulley Center Distance, Large Pulley Diameter and Other Pulley Diameter to calculate V-Belt Length

      Get Started
      Calculate Sprocket Drive Speed

      Enter Drive Sprocket Diameter, Driven Speed and Driven Sprocket Diameter to calculate Drive Speed

      Get Started
      Calculate Vehicle Speed

      Enter the Wheel Outside Diameter (not the rim size) and Axle RPM to calculate Vehicle Speed

      Get Started
      Calculate Reservoir Capacity – Cylindrical

      Enter the Reservoir Diameter and Length or Height to calculate Cylindrical Tank Capacity in cubic inches/gallons

      Get Started
      Calculate Hydraulic Motor Horsepower

      Enter the GPM and PSI (pressure) to calculate Horsepower

      Get Started
      Calculate Reservoir Capacity – Rectangle

      Enter the Reservoir Length, Width and Height to calculate Rectangular Tank Capacity in cubic inches/gallons

      Get Started
      Calculate Hydraulic Cylinder Speed

      Enter the Pump GPM, Cylinder Bore diameter, Stroke and Rod Diameter to calculate Cylinder Speed (Do not use fractions)

      Get Started
      Calculate Input/Exhaust Volumes For Rephasing Cylinders

      Calculate Input/Exhaust Volumes to match the exhaust volume from one cylinder to the input volume of the next cylinder in a series

      Get Started
      Get in Touch   Contact Us