Высокоточный двухрядный цилиндрический роликоподшипник NSK NNU4924MBCC1P4

Описание

Boundary Dimensions NNU: Outer ring rib type Bearing Type d 120 mm Bore diameter D 165 mm Outside diameter B 45 mm Width r(min.) 1.1 mm Chamfer Dimension Basic Load Ratings C r 211 kN Basic Dynamic Load Rating C 0r 360 kN Basic Static Load Rating Speeds Grease 5300 min -1 Limiting Speed Oil (Oil-air) 6400 min -1 Limiting Speed Dimensions Ew 133.5 mm Roller Circumscribed Circle Diameters s 2.1 mm Axial Displacement Abutment and Fillet Dimensions da(min.) 126.5 mm Diameter of Shaft Abutment d1a(min.) 128 mm Diameter of Shaft Abutment Da(max.) 158.5 mm Diameter of Housing Abutment ra(max.) 1 mm Radius of Shaft or Housing Fillet Additional information CC1(max.) 30 μm Clearance in Bearings with Cylindrical Bores CC1(min.) 10 μm Clearance in Bearings with Cylindrical Bores 8.4 g/brg Recommended Grease Quantities Holes Dimensions dh 3 mm Hole Diameter W 6 mm Oil Groove Width m 4 Number of Holes Mass 2.59 kg Mass(approx.)