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  1. Power Transmission - Mechanical components
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  3. Sprag one-way clutch
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Sprag one-way clutch FKh series
with internal bearingsfull-facebackstop

Sprag one-way clutch - FKh series - RINGSPANN - with internal bearings / full-face / backstop
Sprag one-way clutch - FKh series - RINGSPANN - with internal bearings / full-face / backstop
Sprag one-way clutch - FKh series - RINGSPANN - with internal bearings / full-face / backstop - image - 2
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Characteristics

Technology
sprag
Construction
with internal bearings, full-face
Applications
backstop
Other characteristics
high-speed
Torque

Max.: 14,000 Nm
(10,325.87009 ft.lb)

Min.: 1,100 Nm
(811.318364 ft.lb)

Diameter

Max.: 95 mm
(3.74 in)

Min.: 35 mm
(1.38 in)

Rotational speed

1,600 rad.min-1, 1,800 rad.min-1, 2,000 rad.min-1, 3,000 rad.min-1
(254.6479 rpm, 286.4789 rpm, 318.3099 rpm, 477.4648 rpm)

Description

Complete Freewheels FKh with hydrodynamic sprag lift-off are typically used in installations where an assembly can be driven from two or more motors or turbines at the same or similar high speed.

Complete Freewheels FKh are sealed sprag freewheels with ball bearings. They are supplied oil-filled and ready for installation, on customer request with biodegradable oil.

Nominal torques up to 14 000 Nm.
Bores up to 95 mm.


Application as
  • Overrunning Clutch
at high speeds, which are the same or similar in freewheeling operation and in driving operation.

Catalogs

Exhibitions

Meet this supplier at the following exhibition(s):

HILLHEAD
HILLHEAD

23-25 Jun 2026 Buxton (United Kingdom) Stand RD21

  • More information
    EXPOSIBRAM
    EXPOSIBRAM

    24-27 Aug 2026 Belo Horizonte (Brazil)

  • More information
    See all exhibitions

    Other RINGSPANN products

    Freewheels

    *Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.