Trapped rollers Freewheels NR C2C3 model is Self-centred by means of Oil Sealing & pairs of ball bearing supported. So, unit is Self-sealed designed.
Requires Oil lubrication.
Component mounted onto the outside diameter of Outer race should be bored to H7 tolerance & Shaft tolerance must be h6/j6.
This type of Combination are used as Backstops, in which C2 covers are act as Lever Arm & C3 cover is used as close unit. C2 cover also called as Torque arm which has an integrated Stop bolt which must go into a slot in a fixed part of machine.
This type of Combinations are arranged on through shafts or shaft ends.
If C3 type End cover is used then sealant must be provided to the keyway to avoid loss of Lubrication through it. Oil feeling is been carried out after freewheel has been installed.
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