Высокоточный двухрядный цилиндрический роликоподшипник NSK NN3034MBCC1P4

Описание

Boundary Dimensions NN: Inner ring rib type Bearing Type d 170 mm Bore diameter D 260 mm Outside diameter B 67 mm Width r(min.) 2.1 mm Chamfer Dimension Basic Load Ratings C r 520 kN Basic Dynamic Load Rating C 0r 805 kN Basic Static Load Rating Speeds Grease 3500 min -1 Limiting Speed Oil (Oil-air) 4200 min -1 Limiting Speed Dimensions Ew 236 mm Roller Circumscribed Circle Diameters s 2.4 mm Axial Displacement Abutment and Fillet Dimensions da(min.) 181 mm Diameter of Shaft Abutment d1a(min.) 183 mm Diameter of Shaft Abutment Da(min.) 239 mm Diameter of Housing Abutment Da(max.) 249 mm Diameter of Housing Abutment ra(max.) 2 mm Radius of Shaft or Housing Fillet Additional information CC1(max.) 40 μm Clearance in Bearings with Cylindrical Bores CC1(min.) 10 μm Clearance in Bearings with Cylindrical Bores 38 g/brg Recommended Grease Quantities Holes Dimensions dh 5 mm Hole Diameter W 9 mm Oil Groove Width m 4 Number of Holes Mass 12.1 kg Mass(approx.)