Высокоточный двухрядный цилиндрический роликоподшипник NSK NN3076KRCC0P4

Описание

Boundary Dimensions NN: Inner ring rib type Bearing Type d 380 mm Bore diameter D 560 mm Outside diameter B 135 mm Width r(min.) 5 mm Chamfer Dimension Basic Load Ratings C r 1770 kN Basic Dynamic Load Rating C 0r 3700 kN Basic Static Load Rating Speeds Grease 1400 min -1 Limiting Speed Oil (Oil-air) 1700 min -1 Limiting Speed Dimensions Ew 513 mm Roller Circumscribed Circle Diameters s 7.3 mm Axial Displacement Abutment and Fillet Dimensions da(min.) 400 mm Diameter of Shaft Abutment d1a(min.) 411 mm Diameter of Shaft Abutment Da(min.) 518 mm Diameter of Housing Abutment Da(max.) 540 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 113 kg Mass(approx.)