Sprag one-way clutch FZ series
internalbearingindexing

Sprag one-way clutch - FZ series - RINGSPANN - internal / bearing / indexing
Sprag one-way clutch - FZ series - RINGSPANN - internal / bearing / indexing
Sprag one-way clutch - FZ series - RINGSPANN - internal / bearing / indexing - image - 2
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Characteristics

Technology
sprag
Construction
bearing, internal
Applications
backstop, overrunning clutch, indexing
Other characteristics
high-speed
Torque

Max.: 420 Nm
(309.776103 ft.lb)

Min.: 9 Nm
(6.638059 ft.lb)

Diameter

Max.: 40 mm
(1.57 in)

Min.: 12 mm
(0.47 in)

Rotational speed

Max.: 10,000 rad.min-1
(1,591.5494 rpm)

Min.: 3,000 rad.min-1
(477.4648 rpm)

Description

Internal Freewheels FZ … are sprag freewheels with bearing support and ball bearing properties. The freewheels are supplied grease-filled for normal operating conditions.

The freewheel is built into the customer housing. This makes compact, space-saving fitting solutions possible.

Nominal torques up to 420 Nm. The torque is transmitted on the inner ring and/or on the outer ring by press fit or keyway connection.

Bores up to 40 mm.


Application as
  • Backstop
  • Overrunning Clutch
  • Indexing Freewheel



Catalogs

Exhibitions

Meet this supplier at the following exhibition(s):

EXPOSIBRAM 2026
EXPOSIBRAM 2026

24-27 Aug 2026 Belo Horizonte (Brazil)

  • More information
    Electra Mining Africa
    Electra Mining Africa

    7-11 Sep 2026 Johannesburg (South Africa)

  • More information

    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.