one-way roller clutch / with internal bearings / backstop / indexing
FGR … R series



  • Technology:


  • Construction:

    with internal bearings

  • Applications:

    backstop, indexing

  • Torque:

    Min.: 55 Nm (40.5659

    Max.: 68,000 Nm (50,154.2262

  • Diameter:

    Min.: 12 mm

    Max.: 150 mm

  • Rotational speed:

    Min.: 200 rpm (1,256.64 rad.min-1)

    Max.: 5,400 rpm (33,929.2 rad.min-1)


The FGR … R Series is a bearing-supported basic freewheel manufactured by Ringspann. The device functions with nominal torques up to 68 000 Nm and bores up to 150 mm. It is designed for utilization together with an assembly with connecting parts with rollers. The product features ball bearings to be assembled with connecting parts. The freewheel is specifically applicable for installation in housings with oil lubrication and seals.

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