Высокоточный радиально-упорный шарикоподшипник NSK Standard Series 7238CSUMP4

Описание

Boundary Dimensions d 190 mm Bore diameter D 340 mm Outside diameter B 55 mm Width r(min.) 4 mm Chamfer Dimension r1(min.) 1.5 mm Chamfer Dimension Basic Load Ratings C r 435 kN Basic Dynamic Load Rating C 0r 450 kN Basic Static Load Rating Speeds Grease 4000 min -1 Limiting Speed Oil (Oil-air) 6300 min -1 Limiting Speed Dimensions C: 15° Contact Angle a 63.0 mm Effective Load Center Abutment and Fillet Dimensions da(min.) 208 mm Diameter of Shaft Abutment Da(max.) 322 mm Diameter of Housing Abutment Db(max.) 331 mm Diameter of Housing Abutment ra(max.) 3 mm Radius of Shaft or Housing Fillet rb(max.) 1.5 mm Radius of Shaft or Housing Fillet Performance Pa 293 kN Permissible Axial Load Calculation factors f0 15.2 Factor Preload,Rigidity(DB and DF arrangement) Preload Axial Rigidity Measured axial clearance EL 1680N 216N/μm -37μm L 3382N 288N/μm -64μm M 6984N 398N/μm -106μm H 14023N 558N/μm -165μm Mass 22.2 kg Mass(approx.)