Designers & Builders of Tank Trucks since 1948
  • OPW Aluminum/Ductile Iron/Stainless Steel Industrial Swivel Joints (OPW Style 30)

    OPW Engineered Systems swivel joints are available in one, two and three planes of rotation for virtually unlimited flexibility. Standard combinations of five different metals and seal materials cover pressures, temperatures, and corrosion resistance and load bearing capacities well within the limits of most application requirements.

    OPW swivel joints are available in two types of body construction - cast and fabricated - which differ in appearance.

    NOTE: Flanged or butt weld ends are available in many styles and sizes. Only the most common styles of OPW swivel joints appear on the following pages. If you don't see exactly what you need, please contact us.

    IMPORTANT: OPW products should be used in compliance with applicable federal, state, provincial, and local laws and regulations. Product selection should be based on physical specifications and limitations and compatibility with the environment and materials to be handled. OPW MAKES NO WARRANTY OF FITNESS FOR A PARTICULAR USE. All illustrations and specifications in this literature are based on the latest product information available at the time of publication. OPW reserves the right to make changes at any time in prices, materials, specifications and models and to discontinue models without notice or obligation.

  • OPW Aluminum/Ductile Iron/Stainless Steel Industrial Swivel Joints (OPW Style 20)

    OPW Engineered Systems swivel joints are available in one, two and three planes of rotation for virtually unlimited flexibility. Standard combinations of five different metals and seal materials cover pressures, temperatures, and corrosion resistance and load bearing capacities well within the limits of most application requirements.

    OPW swivel joints are available in two types of body construction - cast and fabricated - which differ in appearance.

    NOTE: Flanged or butt weld ends are available in many styles and sizes. Only the most common styles of OPW swivel joints appear on the following pages. If you don't see exactly what you need, please contact us.

    IMPORTANT: OPW products should be used in compliance with applicable federal, state, provincial, and local laws and regulations. Product selection should be based on physical specifications and limitations and compatibility with the environment and materials to be handled. OPW MAKES NO WARRANTY OF FITNESS FOR A PARTICULAR USE. All illustrations and specifications in this literature are based on the latest product information available at the time of publication. OPW reserves the right to make changes at any time in prices, materials, specifications and models and to discontinue models without notice or obligation.

  • OPW Aluminum/Ductile Iron/Stainless Steel Industrial Swivel Joints (OPW Style 20)

    OPW Engineered Systems swivel joints are available in one, two and three planes of rotation for virtually unlimited flexibility. Standard combinations of five different metals and seal materials cover pressures, temperatures, and corrosion resistance and load bearing capacities well within the limits of most application requirements.

    OPW swivel joints are available in two types of body construction - cast and fabricated - which differ in appearance.

    NOTE: Flanged or butt weld ends are available in many styles and sizes. Only the most common styles of OPW swivel joints appear on the following pages. If you don't see exactly what you need, please contact us.

    IMPORTANT: OPW products should be used in compliance with applicable federal, state, provincial, and local laws and regulations. Product selection should be based on physical specifications and limitations and compatibility with the environment and materials to be handled. OPW MAKES NO WARRANTY OF FITNESS FOR A PARTICULAR USE. All illustrations and specifications in this literature are based on the latest product information available at the time of publication. OPW reserves the right to make changes at any time in prices, materials, specifications and models and to discontinue models without notice or obligation.

  • OPW Industrial Swivel Joint Repair Kits

    OPW Engineered Systems has kits available to rebuild all swivel joints. The kits contain all the necessary items to replace the wear parts. Before installing new seals, care should be taken to see that all machined surfaces are clean and that there are no nicks, scratches or burrs.

  • OPW3644 Swivel

    OPW 3644 Slide Sleeve Drop Tube Swivels incorporate a built-on handle to facilitate top loading of tank vessels. Available in Fabricated Steel, Fabricated Stainless Steel, and Aluminum. Female NPT, 150# Flanged and TTMA Flanged styles available.

    Tank Truck Service is a full-line distributor for OPW Engineered Systems. Please contact us for any items you do not see.

    Swivel Joint Repair Kits are in the Industrial Swivel Joints section of our catalog.

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