full-face one-way clutch / with internal bearings / backstop / indexing
FBF series



  • Construction:

    full-face, with internal bearings

  • Applications:

    backstop, indexing

  • Torque:

    Max.: 160,000 Nm (118,009.9439 ft.lb)

    Min.: 45 Nm (33.1903 ft.lb)

  • Diameter:

    Max.: 300 mm

    Min.: 12 mm

  • Rotational speed:

    Max.: 5,500 rpm (34,557.52 rad.min-1)

    Min.: 400 rpm (2,513.27 rad.min-1)


with mounting flange
with sprags, available in four types


Complete Freewheels FBF with mounting flange are sealed sprag freewheels with ball ­bearings. They are supplied oil-filled and ready for installation.
In addition to the standard type, three other types are available for extended service life.

Nominal torques up to 160 000 Nm.
Bores up to 300 mm. A multitude of ­standard­ized bore diameters are available with short delivery times.

Application as
- Backstop
- Overrunning Clutch
- Indexing Freewheel

Other RINGSPANN products