Высокоточный двухрядный цилиндрический роликоподшипник NSK NNU4930MBKRCC0P4Y

Описание

Boundary Dimensions NNU: Outer ring rib type Bearing Type d 150 mm Bore diameter D 210 mm Outside diameter B 60 mm Width r(min.) 2 mm Chamfer Dimension Basic Load Ratings C r 405 kN Basic Dynamic Load Rating C 0r 715 kN Basic Static Load Rating Speeds Grease 4200 min -1 Limiting Speed Oil (Oil-air) 5000 min -1 Limiting Speed Dimensions Ew 167 mm Roller Circumscribed Circle Diameters s 1.3 mm Axial Displacement Abutment and Fillet Dimensions da(min.) 159 mm Diameter of Shaft Abutment d1a(min.) 162 mm Diameter of Shaft 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.) 65 μm Clearance in Bearings with Tapered Bores CC1(min.) 35 μm Clearance in Bearings with Tapered Bores CC0(max.) 50 μm Clearance in Bearings with Tapered Bores CC0(min.) 30 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. 35 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 24 g/brg Recommended Grease Quantities Holes Dimensions dh 4 mm Hole Diameter W 8 mm Oil Groove Width m 4 Number of Holes Mass 5.85 kg Mass(approx.)