Cylindrical Roller Radial Bearings - Two-Row Timken NNU4088MAW33

Описание

Additional radial load-carrying capability compared to single-row product. Designed to ISO/DIN specified interchangeable dimensions. Sold as complete assembly. NNU-1 Outer rings with solid ribs. Lubrication grooves and holes on outer rings. One solid brass cage. The radial internal clearance (RIC) for the bearing assembly must be included when ordering the complete assembly. Specifications Bore d 440 mm Static Load Rating Co 8180000 N Dynamic Load Rating C11 4530000 N Geometry Factor Cg2 0.2900 Thermal Speed Ratings - Oil 410 rpm Thermal Speed Ratings - Grease 380 rpm Bearing Dimensions O.D. D 650 mm Width B 212 mm DUR/DOR F/E 487 mm Mounting Data Chamfer rsmin 6 mm Chamfer r1smin3 6 mm Backing Shaft Diameter ds 478 mm Backing Housing Diameter Ds 607 mm Lubrication Data Lubrication Groove g 19.3 mm Lubrication Hole Diameter h 9.5 mm Number of Lubrication Holes 12 Dimension S4 8.80 mm