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WRW
2017-12-27
freewheel clutch
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1、Type WRW is a FDC sprag type freewheel. It is bearing supported, centered plain bearings for low rotational speeds.

2、Unit is delivered grease lubricated ready for installation in either a horizontal or vertical position.

3、Primarily used as a back stop. this type provides a high torque capacity with a minimum space uirement. The design allows installation in difficult environments such as high humidity or water splash areas.

4、A bolt, secured to a fixed part of the machine and passing through the solt in the torque arm, provides the rotational stop. Radial clearance on this bolt should be equal to 1% of the solt width. The torque arm and the bearings must not be prestressed.

Note:

1)T max =2.5×T KN  Keyway to DIN 6885.1

Mounting Example

Using Notice

Use 2 # lithium grease 30% + Engine oil 70% , Stirring evenly. The grease required temperature range -40 ℃ ~ + 150 ℃. Plus grease once for every month.


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