Двухрядный высокоточный упорно-радиальный шарикоподшипник для опор шариковых винтов NSK BSBD Series BSN2557DDUHP2B

Описание

Boundary Dimensions d 25 mm Bore diameter D 57 mm Outside diameter B 28 mm Width r(min.) 0.6 mm Chamfer Dimension r1(min.) 0.6 mm Chamfer Dimension Basic Load Ratings C a 34.0 kN Basic Dynamic Load Rating C 0a 48.0 kN Basic Static Load Rating Speeds Grease 5100 min -1 Limiting Speed Dimensions 60° Contact Angle Abutment and Fillet Dimensions da(min.) 29 mm Diameter of Shaft Abutment Db(max.) 48 mm Diameter of Housing Abutment Performance 34.0 kN Limiting Static Axial Load Additional information T 8100 N Recommended Clamping Force 0.16 N・m Starting Torque A 750 N/μm Axial Rigidity H 2245 N Preload Mass 0.36 kg Mass(approx.)