integration one-way clutch / external / without bearing function / backstop
FXM series



  • Construction:

    for integration, external, without bearing function

  • Applications:


  • Torque:

    Max.: 31,000 Nm (22,864.4266

    Min.: 110 Nm (81.1318

  • Diameter:

    Max.: 155 mm

    Min.: 20 mm

  • Rotational speed:

    Max.: 5,000 rpm (31,415.93 rad.min-1)

    Min.: 96 rpm (603.19 rad.min-1)


for bolting to the face
with sprag lift-off X


Integrated Freewheels FXM are sprag free­wheels without bearing support and with sprag lift-off X. The sprag lift-off X ensures a wear-free freewheeling operation when the inner ring rotates at high speed.

The freewheels FXM are used as:
- Backstops
- Overunning Clutches

for applications with high speed freewheel­ing operation and when used as an overrunning clutch with low speed driving operation.

Nominal torques up to 1 230 000 Nm.
Bores up to 560 mm.
A multitude of ­standard­ized bore diameters are available with short delivery times.

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