Высокоточный упорно-радиальные шарикоподшипник NSK NSKTAC F Series 55TAC20FMDBLP4A

Описание

Boundary Dimensions d 55 mm Bore diameter D 90 mm Outside diameter T 44 mm Inner Ring Width C 22 mm Outer Ring Width r(min.) 1.1 mm Chamfer Dimension r1(min.) 0.6 mm Chamfer Dimension Basic Load Ratings C a 39.5 kN Basic Dynamic Load Rating C 0a 81.0 kN Basic Static Load Rating Speeds Grease 6200 min -1 Limiting Speed (EL-Preload) Oil (Oil-air) 6900 min -1 Limiting Speed (EL-Preload) Grease 5300 min -1 Limiting Speed (L-Preload) Oil (Oil-air) 5900 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 69 mm Diameter of Shaft Abutment Da 84 mm Diameter of Housing Abutment Performance Pa 13.3 kN Permissible Axial Load Preload,Rigidity(DB and DF arrangement) Preload Axial Rigidity Measured axial clearance EL 580N 565N/μm -5μm L 2485N 934N/μm -15μm Additional information 2.2 g/brg Recommended Grease Quantities Holes Dimensions W 8 mm Oil Groove Width m 4 Number of Holes L 3 mm Notch Width Mass 0.442 kg Mass(approx.)