RSBW20 Sprag Freewheel Backstop One Way Clutch Bearings

RSBW is a DC sprag type one-way clutch. Contains oil seal and bearing support, uses plane (sliding) bearing for support and positioning, suitable for low running speed, oil seal uses O-ring covered by frame for protection.

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    It has been filled with grease at the factory and can be installed in vertical or horizontal position immediately.

    Mainly used to prevent reverse rotation, this model is characterized by providing large torque in the smallest space, this type of design can be used in harsh environments, such as high humidity environments, or areas with water splashes.

    The groove of the torque arm is fixed on the machine wall with screws to provide strength to prevent reverse rotation. The gap between the screw and the groove of the torque arm is 1% of the width of the groove. After the sweep arm and the bearing are installed, there must be no internal stress. (Installation When the screw cannot lock the torque arm axially, there is also a gap in the radial direction, that is, no bending stress will be applied to the bearing and the torque arm).

    Specification

    Model:RSBW20
    Torque capacity375Nm
    Inner diameter:20mm
    Outer diameter:106mm
    Thickness:35mm
    Overrunning speeds400 min -1
    Weight:2kg

    Feature

    Structure: RSBW one way clutch bearing is a sprag type freewheel. It is self-contained, centered by plain bearings for low rotational speeds, and sealed using shield protected metallic labyrinth seals.

    Application: Primarily used as backstop

    Package detail: radial spherical plain bearings are delivered grease lubricated, ready to install in a vertical or horizontal position.

    Caution: the torque arm and bearings must not be pretressed.

    Parameter

    SizeTorqueOverrunning SpeedsDIMENSIONSWeight
    dH7TKN1)nimaxDL 1FEBNLbH11
    [mm][Nm][min-1][mm][mm][mm][mm][mm][mm][mm][mm][kg]
    2037540010635113102.5403515182
    2560640010648113102.5403515182.6
    3060640010648113102.5403515182.5
    3537540010635113102.5403515182
    3560640010648113102.5403515182.4
    40129530013252125115603515184.6
    45129530013252125115603515184.5
    50129530013252125115603515184.5
    55129530013252125115603515184.4
    60255025016154140130703515186.5
    70255025016154140130703515186.4
    80487520019070165150704520259.9
    90487520019070165150704520259.8