Cylindrical Roller Radial Bearings - Two-Row Timken NNU4144MAW33
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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 220 mm Static Load Rating Co 2960000 N Dynamic Load Rating C11 1930000 N Geometry Factor Cg2 0.180 Thermal Speed Ratings - Oil 1000 rpm Thermal Speed Ratings - Grease 940 rpm Bearing Dimensions O.D. D 370 mm Width B 150 mm DUR/DOR F/E 258 mm Mounting Data Chamfer rsmin 4 mm Chamfer r1smin3 4 mm Backing Shaft Diameter ds 251 mm Backing Housing Diameter Ds 342 mm Lubrication Data Lubrication Groove g 12.3 mm Lubrication Hole Diameter h 6.0 mm Number of Lubrication Holes 6 Dimension S4 5.60 mm