Высокоточный двухрядный цилиндрический роликоподшипник NSK NN49/500CC1P4Y

Описание

Boundary Dimensions NN: Inner ring rib type Bearing Type d 500 mm Bore diameter D 670 mm Outside diameter B 170 mm Width r(min.) 5 mm Chamfer Dimension Basic Load Ratings C r 2720 kN Basic Dynamic Load Rating C 0r 7200 kN Basic Static Load Rating Speeds Grease 1000 min -1 Limiting Speed Oil (Oil-air) 1200 min -1 Limiting Speed Dimensions Ew 627 mm Roller Circumscribed Circle Diameters s 3.8 mm Axial Displacement Abutment and Fillet Dimensions da(min.) 520 mm Diameter of Shaft Abutment d1a(min.) 534 mm Diameter of Shaft Abutment Da(min.) 630 mm Diameter of Housing Abutment Da(max.) 650 mm Diameter of Housing Abutment ra(max.) 4 mm Radius of Shaft or Housing Fillet Additional information CC1(max.) 95 μm Clearance in Bearings with Cylindrical Bores CC1(min.) 25 μm Clearance in Bearings with Cylindrical Bores Holes Dimensions dh 10 mm Hole Diameter W 18 mm Oil Groove Width m 4 Number of Holes Mass 155 kg Mass(approx.)