Cylindrical Roller Radial Bearings - Two-Row Timken NNU4152MAW33
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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 260 mm Static Load Rating Co 4540000 N Dynamic Load Rating C11 2840000 N Geometry Factor Cg2 0.2100 Thermal Speed Ratings - Oil 760 rpm Thermal Speed Ratings - Grease 710 rpm Bearing Dimensions O.D. D 440 mm Width B 180 mm DUR/DOR F/E 306 mm Mounting Data Chamfer rsmin 4 mm Chamfer r1smin3 4 mm Backing Shaft Diameter ds 298.9 mm Backing Housing Diameter Ds 402 mm Lubrication Data Lubrication Groove g 16.0 mm Lubrication Hole Diameter h 7.5 mm Number of Lubrication Holes 6 Dimension S4 6.30 mm