WKF , non-contact ,is wedge type one-way clutch. The inner race rotates.Only the inner race is designed for unidirectional rotation. The bearings must be installed to ensure concentricity of inner and outer rings of use. When used as a back-stop,it must be checked that the overrunning speed will not go below the minimum speed given in the next page table. Priarily designed as a backstop,this type can be also used as an overrunning clutch in dual drives.
Integrated Freewheels WKF are without bearing support. Concentric alignment of inner and outer ring must be provided by the customer.The permissible run out (T.I.R.) must
be observed. The Integrated Freewheel WKF is centered via the outer track F on the customer attachment part and bolted to this.The tolerance of the pilot diameter of the
attachment part must be ISO h6 or h7. The tolerance of the shaft must be ISO h6 or j6. For fitting to shaft ends, end covers can be suppliedupon request.
Use 2 # lithium grease 30% + Engine oil 70%, Stirring evenly. The grease required temperature range -40 ℃ ～ + 150 ℃. Plus grease once for every month.