Высокоточный двухрядный цилиндрический роликоподшипник NSK NN3084E44CC1P4

Описание

Boundary Dimensions NN: Inner ring rib type Bearing Type d 420 mm Bore diameter D 620 mm Outside diameter B 150 mm Width r(min.) 5 mm Chamfer Dimension Basic Load Ratings C r 2130 kN Basic Dynamic Load Rating C 0r 4450 kN Basic Static Load Rating Speeds Grease 1100 min -1 Limiting Speed Oil (Oil-air) 1400 min -1 Limiting Speed Dimensions Ew 568 mm Roller Circumscribed Circle Diameters s 2.8 mm Axial Displacement Abutment and Fillet Dimensions da(min.) 440 mm Diameter of Shaft Abutment d1a(min.) 453 mm Diameter of Shaft Abutment Da(min.) 573 mm Diameter of Housing Abutment Da(max.) 600 mm Diameter of Housing Abutment ra(max.) 4 mm Radius of Shaft or Housing Fillet Additional information CC1(max.) 85 μm Clearance in Bearings with Cylindrical Bores CC1(min.) 25 μm Clearance in Bearings with Cylindrical Bores Holes Dimensions dh 8 mm Hole Diameter W 15 mm Oil Groove Width m 4 Number of Holes Mass 145 kg Mass(approx.)