Высокоточный упорно-радиальные шарикоподшипник NSK NSKTAC F Series 120TAC20FMDBLP4A

Описание

Boundary Dimensions d 120 mm Bore diameter D 180 mm Outside diameter T 72 mm Inner Ring Width C 36 mm Outer Ring Width r(min.) 2 mm Chamfer Dimension r1(min.) 1 mm Chamfer Dimension Basic Load Ratings C a 124 kN Basic Dynamic Load Rating C 0a 325 kN Basic Static Load Rating Speeds Grease 3000 min -1 Limiting Speed (EL-Preload) Oil (Oil-air) 3300 min -1 Limiting Speed (EL-Preload) Grease 2600 min -1 Limiting Speed (L-Preload) Oil (Oil-air) 2900 min -1 Limiting Speed (L-Preload) Dimensions 50° Contact Angle Abutment and Fillet Dimensions ra(max.) 2 mm Radius of Shaft or Housing Fillet rb(max.) 1 mm Radius of Shaft or Housing Fillet da 144 mm Diameter of Shaft Abutment Da 168 mm Diameter of Housing Abutment Performance Pa 49.0 kN Permissible Axial Load Preload,Rigidity(DB and DF arrangement) Preload Axial Rigidity Measured axial clearance EL 1005N 954N/μm -5μm L 4189N 1551N/μm -15μm Additional information 12 g/brg Recommended Grease Quantities Holes Dimensions W 14 mm Oil Groove Width m 4 Number of Holes L 6 mm Notch Width Mass 2.63 kg Mass(approx.)