Высокоточный двухрядный цилиндрический роликоподшипник NSK NN3064CC1P4Y

Описание

Boundary Dimensions NN: Inner ring rib type Bearing Type d 320 mm Bore diameter D 480 mm Outside diameter B 121 mm Width r(min.) 4 mm Chamfer Dimension Basic Load Ratings C r 1350 kN Basic Dynamic Load Rating C 0r 2670 kN Basic Static Load Rating Speeds Grease 1700 min -1 Limiting Speed Oil (Oil-air) 2000 min -1 Limiting Speed Dimensions Ew 438 mm Roller Circumscribed Circle Diameters s 5.3 mm Axial Displacement Abutment and Fillet Dimensions da(min.) 336 mm Diameter of Shaft Abutment d1a(min.) 340 mm Diameter of Shaft Abutment Da(min.) 442 mm Diameter of Housing Abutment Da(max.) 464 mm Diameter of Housing Abutment ra(max.) 3 mm Radius of Shaft or Housing Fillet Additional information CC1(max.) 65 μm Clearance in Bearings with Cylindrical Bores CC1(min.) 20 μm Clearance in Bearings with Cylindrical Bores Holes Dimensions dh 8 mm Hole Diameter W 15 mm Oil Groove Width m 4 Number of Holes Mass 71.8 kg Mass(approx.)