Высокоточный упорно-радиальные шарикоподшипник NSK NSKTAC F Series 50TAC20FMDBELP4A

Описание

Boundary Dimensions d 50 mm Bore diameter D 80 mm Outside diameter T 38 mm Inner Ring Width C 19 mm Outer Ring Width r(min.) 1 mm Chamfer Dimension r1(min.) 0.6 mm Chamfer Dimension Basic Load Ratings C a 32.0 kN Basic Dynamic Load Rating C 0a 64.0 kN Basic Static Load Rating Speeds Grease 6900 min -1 Limiting Speed (EL-Preload) Oil (Oil-air) 7700 min -1 Limiting Speed (EL-Preload) Grease 5900 min -1 Limiting Speed (L-Preload) Oil (Oil-air) 6600 min -1 Limiting Speed (L-Preload) Dimensions 50° Contact Angle Abutment and Fillet Dimensions ra(max.) 1 mm Radius of Shaft or Housing Fillet rb(max.) 0.6 mm Radius of Shaft or Housing Fillet da 62 mm Diameter of Shaft Abutment Da 75 mm Diameter of Housing Abutment Performance Pa 10.5 kN Permissible Axial Load Preload,Rigidity(DB and DF arrangement) Preload Axial Rigidity Measured axial clearance EL 549N 530N/μm -5μm L 2335N 876N/μm -15μm Additional information 1.6 g/brg Recommended Grease Quantities Holes Dimensions W 8 mm Oil Groove Width m 4 Number of Holes L 3 mm Notch Width Mass 0.285 kg Mass(approx.)