Однорядный цилиндрический роликоподшипник NSK NU234EMC3

Описание

Boundary Dimensions d 170 mm Bore diameter D 310 mm Outside diameter B 52 mm Width FW 207 mm Raceway diameter of inner ring r (min.) 4 mm Chamfer dimension r1 (min.) 4 mm Chamfer dimension Basic Load Ratings C r 740000 N Basic dynamic load rating C 0r 800000 N Basic static load rating Speeds Thermal Speed Rating (Oil-bath) 2400 min -1 Oil-bath lubrication subject to conditions outlined in ISO 15312 Mechanical (forced-circulation oil) 3800 min -1 Properly designed and controlled forced-circulation oil lubrication Grease 2000 min -1 Grease lubrication Oil (Oil-bath) 2400 min -1 Oil-bath lubrication Abutment and Fillet Dimensions db (min.) 186 mm Diameter of shaft / spacer sleeve abutment db (max.) 202 mm Diameter of shaft / spacer sleeve abutment dc (min.) 211 mm Diameter of shaft abutment Da (max.) 294 mm Diameter of housing abutment ra (max.) 3 mm Radius of shaft or housing fillet rb (max.) 3 mm Radius of shaft or housing fillet Mass Mass approx. 17.9 kg Mass approx.