Cylindrical Roller Radial Bearings - Two-Row Timken NNU49/900MAW33
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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 900 mm Static Load Rating Co 20650000 N Dynamic Load Rating C11 7790000 N Geometry Factor Cg2 0.4940 Thermal Speed Ratings - Oil 160 rpm Thermal Speed Ratings - Grease 150 rpm Bearing Dimensions O.D. D 1180 mm Width B 280 mm DUR/DOR F/E 986 mm Mounting Data Chamfer rsmin 6 mm Chamfer r1smin3 6 mm Backing Shaft Diameter ds 968.8 mm Backing Housing Diameter Ds 1106 mm Lubrication Data Lubrication Groove g 25.3 mm Lubrication Hole Diameter h 13.0 mm Number of Lubrication Holes 16 Dimension S4 11.90 mm