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One-way roller clutch FGR … R A3A4 series
with internal bearingsfull-facebackstop

One-way roller clutch - FGR … R A3A4 series - RINGSPANN - with internal bearings / full-face / backstop
One-way roller clutch - FGR … R A3A4 series - RINGSPANN - with internal bearings / full-face / backstop
One-way roller clutch - FGR … R A3A4 series - RINGSPANN - with internal bearings / full-face / backstop - image - 2
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Characteristics

Technology
roller
Construction
with internal bearings, full-face
Applications
backstop
Torque

Min.: 55 Nm
(40.565918 ft.lb)

Max.: 68,000 Nm
(50,154.226151 ft.lb)

Diameter

Min.: 12 mm
(0.47 in)

Max.: 150 mm
(5.91 in)

Rotational speed

Min.: 200 rad.min-1
(31.831 rpm)

Max.: 2,500 rad.min-1
(397.8874 rpm)

Description

Complete Freewheels FGR … R A3A4 with lever arm are sealed roller freewheels with ball bearings. They are oil lubricated.

The freewheels FGR … R A3A4 have an end cover and are fitted to shaft ends.

The oil filling is carried out after the freewheel has been installed.

Nominal torques up to 68 000 Nm.

Bores up to 150 mm.


Application as
  • Backstop
for applications with low to medium speeds in freewheeling operation.

Catalogs

Exhibitions

Meet this supplier at the following exhibition(s):

EXPOSIBRAM
EXPOSIBRAM

24-27 Aug 2026 Belo Horizonte (Brazil)

  • More information
    Electra Mining Africa
    Electra Mining Africa

    7-11 Sep 2026 Johannesburg (South Africa)

  • 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.