Cylindrical Roller Radial Bearings - Two-Row Timken NNU4952MAW33
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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 1710000 N Dynamic Load Rating C11 856000 N Geometry Factor Cg2 0.1810 Thermal Speed Ratings - Oil 1100 rpm Thermal Speed Ratings - Grease 950 rpm Bearing Dimensions O.D. D 360 mm Width B 100 mm DUR/DOR F/E 292 mm Mounting Data Chamfer rsmin 2.1 mm Chamfer r1smin3 2.1 mm Backing Shaft Diameter ds 287.8 mm Backing Housing Diameter Ds 334 mm Lubrication Data Lubrication Groove g 16.0 mm Lubrication Hole Diameter h 7.5 mm Number of Lubrication Holes 6 Dimension S4 4.40 mm