Cylindrical Roller Radial Bearings - Two-Row Timken NNU49/530MAW33
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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 530 mm Static Load Rating Co 8180000 N Dynamic Load Rating C11 3360000 N Geometry Factor Cg2 0.3340 Thermal Speed Ratings - Oil 350 rpm Thermal Speed Ratings - Grease 320 rpm Bearing Dimensions O.D. D 710 mm Width B 180 mm DUR/DOR F/E 588 mm Mounting Data Chamfer rsmin 5 mm Chamfer r1smin3 5 mm Backing Shaft Diameter ds 577.7 mm Backing Housing Diameter Ds 664 mm Lubrication Data Lubrication Groove g 19.3 mm Lubrication Hole Diameter h 9.5 mm Number of Lubrication Holes 12 Dimension S4 6.30 mm