... 200,240,250,305,315,375,380,465,550,600,650,700,750,800,850, 900, 950, 1150305,315,375 ... ,380,455,465,525,600,950,1150Bearings No.6204620462046204Description:The idler is an ... 1 Stable running,good quality,free maintenance.2 Small vibrating and long lifespan.3 Multi-labyrinth seals ... inner seal with multi-stage labyrinth and retention cap with outboard rubbing flinger seal.Besides we ...