Cylindrical Roller Radial Bearings - Two-Row Timken NNU4984MAW33
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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 420 mm Static Load Rating Co 4140000 N Dynamic Load Rating C11 1750000 N Geometry Factor Cg2 0.2650 Thermal Speed Ratings - Oil 560 rpm Thermal Speed Ratings - Grease 500 rpm Bearing Dimensions O.D. D 560 mm Width B 140 mm DUR/DOR F/E 466 mm Mounting Data Chamfer rsmin 4 mm Chamfer r1smin3 4 mm Backing Shaft Diameter ds 456.4 mm Backing Housing Diameter Ds 522 mm Lubrication Data Lubrication Groove g 19.3 mm Lubrication Hole Diameter h 9.5 mm Number of Lubrication Holes 10 Dimension S4 5.90 mm