Высокоточный двухрядный цилиндрический роликоподшипник NSK NN3028MBKRCC0P4

Описание

Boundary Dimensions NN: Inner ring rib type Bearing Type d 140 mm Bore diameter D 210 mm Outside diameter B 53 mm Width r(min.) 2 mm Chamfer Dimension Basic Load Ratings C r 345 kN Basic Dynamic Load Rating C 0r 515 kN Basic Static Load Rating Speeds Grease 4300 min -1 Limiting Speed Oil (Oil-air) 5200 min -1 Limiting Speed Dimensions Ew 192 mm Roller Circumscribed Circle Diameters s 1.3 mm Axial Displacement Abutment and Fillet Dimensions da(min.) 149 mm Diameter of Shaft Abutment d1a(min.) 151 mm Diameter of Shaft Abutment Da(min.) 195 mm Diameter of Housing Abutment Da(max.) 201 mm Diameter of Housing Abutment ra(max.) 2 mm Radius of Shaft or Housing Fillet Additional information CC1(max.) 35 μm Clearance in Bearings with Cylindrical Bores CC1(min.) 10 μm Clearance in Bearings with Cylindrical Bores CC1(max.) 60 μm Clearance in Bearings with Tapered Bores CC1(min.) 30 μm Clearance in Bearings with Tapered Bores CC0(max.) 40 μm Clearance in Bearings with Tapered Bores CC0(min.) 25 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. 30 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. 15 μm Clearance in Bearings with Tapered Bores 20 g/brg Recommended Grease Quantities Holes Dimensions dh 4 mm Hole Diameter W 8 mm Oil Groove Width m 4 Number of Holes Mass 5.95 kg Mass(approx.)