Cylindrical Roller Radial Bearings - Two-Row Timken NNU4930MAW33
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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 150 mm Static Load Rating Co 668000 N Dynamic Load Rating C11 374000 N Geometry Factor Cg2 0.199 Thermal Speed Ratings - Oil 2100 rpm Thermal Speed Ratings - Grease 1800 rpm Bearing Dimensions O.D. D 210 mm Width B 60 mm DUR/DOR F/E 168.5 mm Mounting Data Chamfer rsmin 2 mm Chamfer r1smin3 2 mm Backing Shaft Diameter ds 165 mm Backing Housing Diameter Ds 197 mm Lubrication Data Lubrication Groove g 6.8 mm Lubrication Hole Diameter h 3.0 mm Number of Lubrication Holes 6 Dimension S4 2.60 mm