Double row tapered roller bearing TNASW double-row bearings are a variant of type TNA, having chamfers and slots on the front face of the inner ring. TNASWE has an extended inner ring face. Slots on the inner ring provide lubrication. Cone front faces are extended, eliminating the need for a separate cone spacer. TNASW and TNASWE bearings are supplied with a built-in clearance, which results in a specific edmounted setting range satisfactory for most applications. Types TNASW and TNASWE provide a solution for fifixed or floating bearing applications.
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