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igus® inc.

PO BOX 14349

East Providence

RI 02914

+1 800 521 2747
+1 401 438 7270
iglide® PRT
slewing rings

Self-lubricating PRT slewing ring systems for every application

iglide® PRT slewing ring bearings are ready-to-install rotary joints for self-lubricating, dry operation. The design is based on maintenance-free sliding elements made of tribologically optimized  iglide® materials instead of metal rollers or balls. In combination with rings made of lightweight anodized aluminum or stainless steel, these iglide® materials are universally applicable. They can be used in applications with high temperatures, moisture, chemicals and even for food processing.


  • 100% maintenance-free and self-lubricating
  • Corrosion and wear-resistant
  • Resistant to dirt, dust and humidity
  • Very slim design and hygienic
  • Cost-effective
  • Ready-to-install & easy to assemble
Industries:  Food and Beverage Production, Material Handling, Machine Tools, Cleanroom, FDA-Compliant

Application Stories

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PRT-01 slewing ring

Slewing ring

  • Simple installation
  • High rigidity and wear-resistant
  • Replaceable, maintenance-free sliding elements
  • Available in aluminum or 316 stainless steel
  • Also in ESD and FDA-compliant versions

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PRT-02 lightweight slewing ring

Slewing ring with low weight

  • Very lightweight
  • Outer ring made of anodized aluminum, 316 stainless steel or iglide® G
  • 30% lighter with plastic screws
  • Also available in FDA-compliant version

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PRT-01 slewing ring toothed

Toothed slewing ring

  • For very high loads and heavy-duty
  • Four tooth standards are available
  • Spur gear according to DIN 3967
  • Toothed belt profiles: T10, AT10, HTD8M
  • Stainless steel version available

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PRT-04 slewing rings


  • 60% lighter and 50% more space-saving
  • Wear-resistant & maintenance-free sliding elements
  • Easy replacement and extension: modular construction kit design
  • Easy to install with replaceable sliding elements.  Learn more here.

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    iglide® PRT Slewing Ring Product Finder

    slewing ring product finder

    With just a few clicks, the iglide® PRT slewing ring product finder picks the slewing ring bearing suitable for your application and calculates the expected service life.

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    Slewing ring with square flange

    Slewing ring bearing with square flange

    • Square flange for direct mounting on flat surfaces
    • No through-hole necessary
    • No separate spacing ring
    • Fix with only 4 screws
    • Easy to install and replaceable sliding pads

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    PRT accessories

    Accessories for slewing rings

    • Manual clamps
    • Drive shaft
    • Distance rings
    • Universal gliding pads
    • Individual angle stop

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    Slewing ring for robot joints

    Slewing ring with drive for robot joints

    • Driven slewing rings for robot joints
    • Easy install with DC & stepper motors
    • Different installation sizes
    • Fast and simple configuration
    • Matching articulated arms

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    Discuss your project with a slewing ring expert

    Whether you're interested in turnkey, fully assembled solutions or looking to build your own customizable project, let us assist you with a solution based on your specific application and requirements. Contact us via the form below or call us at (800) 521-2747 to discuss your project today!

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    The terms "igus", "Apiro", "chainflex", "CFRIP", "conprotect", "CTD", "drylin", "dry-tech", "dryspin", "easy chain", "e-chain", "e-chain systems", "e-ketten", "e-kettensysteme", "e-skin", "e-spool", "flizz", "ibow", "igear", "iglidur", "igubal", "kineKIT", "manus", "motion plastics", "pikchain", "plastics for longer life", "readychain", "readycable", "ReBeL", "speedigus", "triflex", "robolink", "xirodur", and "xiros" are legally protected trademarks of the igus® GmbH/ Cologne in the Federal Republic of Germany and where applicable in some foreign countries.

    igus® GmbH points out that it does not sell any products of the companies Allen Bradley, B&R, Baumüller, Beckhoff, Lahr, Control Techniques, Danaher Motion, ELAU, FAGOR, FANUC, Festo, Heidenhain, Jetter, Lenze, LinMot, LTi DRiVES, Mitsibushi, NUM,Parker, Bosch Rexroth, SEW, Siemens, Stöber and all other drive manufacturers mention in this website. The products offered by igus® are those of igus® GmbH