Высокоточный двухрядный цилиндрический роликоподшипник NSK NNU49/800CC1P4

Описание

Boundary Dimensions NNU: Outer ring rib type Bearing Type d 800 mm Bore diameter D 1060 mm Outside diameter B 258 mm Width r(min.) 6 mm Chamfer Dimension Basic Load Ratings C r 5700 kN Basic Dynamic Load Rating C 0r 16500 kN Basic Static Load Rating Speeds Grease 600 min -1 Limiting Speed Oil (Oil-air) 800 min -1 Limiting Speed Dimensions Ew 879 mm Roller Circumscribed Circle Diameters s 8.9 mm Axial Displacement Abutment and Fillet Dimensions da(min.) 826 mm Diameter of Shaft Abutment d1a(min.) 848 mm Diameter of Shaft Abutment Da(max.) 1034 mm Diameter of Housing Abutment ra(max.) 5 mm Radius of Shaft or Housing Fillet Additional information CC1(max.) 145 μm Clearance in Bearings with Cylindrical Bores CC1(min.) 35 μm Clearance in Bearings with Cylindrical Bores Holes Dimensions dh 12 mm Hole Diameter W 20 mm Oil Groove Width m 4 Number of Holes Mass 573 kg Mass(approx.)