Высокоточный радиально-упорный шарикоподшипник NSK Standard Series 7052ASUMP4

Описание

Boundary Dimensions d 260 mm Bore diameter D 400 mm Outside diameter B 65 mm Width r(min.) 4 mm Chamfer Dimension r1(min.) 1.5 mm Chamfer Dimension Basic Load Ratings C r 345 kN Basic Dynamic Load Rating C 0r 525 kN Basic Static Load Rating Speeds Grease 2000 min -1 Limiting Speed Oil (Oil-air) 2800 min -1 Limiting Speed Dimensions A: 30° Contact Angle a 127.8 mm Effective Load Center Abutment and Fillet Dimensions da(min.) 278 mm Diameter of Shaft Abutment Da(max.) 382 mm Diameter of Housing Abutment Db(max.) 391 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 325 kN Permissible Axial Load Preload,Rigidity(DB and DF arrangement) Preload Axial Rigidity EL 1834N 693N/μm L 9135N 1217N/μm M 24886N 1765N/μm H 38387N 2089N/μm Additional information 142 g/brg Recommended Grease Quantities Mass 29 kg Mass(approx.)