Высокоточный двухрядный цилиндрический роликоподшипник NSK NN3080KRCC0P4Y

Описание

Boundary Dimensions NN: Inner ring rib type Bearing Type d 400 mm Bore diameter D 600 mm Outside diameter B 148 mm Width r(min.) 5 mm Chamfer Dimension Basic Load Ratings C r 2090 kN Basic Dynamic Load Rating C 0r 4300 kN Basic Static Load Rating Speeds Grease 1300 min -1 Limiting Speed Oil (Oil-air) 1600 min -1 Limiting Speed Dimensions Ew 548 mm Roller Circumscribed Circle Diameters s 2.3 mm Axial Displacement Abutment and Fillet Dimensions da(min.) 420 mm Diameter of Shaft Abutment d1a(min.) 432 mm Diameter of Shaft Abutment Da(min.) 553 mm Diameter of Housing Abutment Da(max.) 580 mm Diameter of Housing Abutment ra(max.) 4 mm Radius of Shaft or Housing Fillet Additional information CC1(max.) 75 μm Clearance in Bearings with Cylindrical Bores CC1(min.) 25 μm Clearance in Bearings with Cylindrical Bores CC1(max.) 150 μm Clearance in Bearings with Tapered Bores CC1(min.) 75 μm Clearance in Bearings with Tapered Bores CC0(max.) 90 μm Clearance in Bearings with Tapered Bores CC0(min.) 50 μm Clearance in Bearings with Tapered Bores CC9(max.) Clearance CC9 applicale to cylindrical roller bearings with tapered bores in ISO Tolerance Classes 5 and 4. 75 μm Clearance in Bearings with Tapered Bores CC9(min.) Clearance CC9 applicale to cylindrical roller bearings with tapered bores in ISO Tolerance Classes 5 and 4. 35 μm Clearance in Bearings with Tapered Bores Holes Dimensions dh 8 mm Hole Diameter W 15 mm Oil Groove Width m 4 Number of Holes Mass 138 kg Mass(approx.)