Are there points requiring special attention during the mechanical design process?
Many nexen products are designed for easy friction facing replacement. To take full advantage of this feature one should foresee easy access to the screws and enough clearance to remove the facings or sub-assemblies without having to take the complete unit out of the equipment. See above paragraph regarding the air line connections Safety first! All power transmission products are potentially dangerous and should be guarded and installed in according with applicable regulations. Pictures on this web site show products without guards, only for illustration and clarity purpuses.