6811 DDU NSK 20 x 30 x 28 mm 500 1/min Grenzdrehzahl n ϑr

500 1/min Grenzdrehzahl n ϑr 3

6 Äußeres Breitenmaß: 34 mm Ermüdungsgrenzbelastung: 36

063 Innenmaße: mm 30

radial C 1 1 mm Überstand AU zu Anlaufscheibe C r w 40

) 86 mm Diameter of shaft abutment (min) db (min

6811 DDU NSK 20 x 30 x 28 mm 500 1/min Grenzdrehzahl n ϑr6811DDU d 55 mm Bore diameter D 72 mm Outside diameter B 9 mm Width r (min.) 0. 3 mm Chamfer dimension d1 68. 8 mm Outside diameter of inner ring D1 59 mm Bore diameter of outer ring Cr 9700 N Basic dynamic load rating C0r 8500 N Basic static load rating Grease 4800 min 1 Grease lubrication da (min.) 57 mm Diameter of shaft abutment (min) da (max.) 59 mm Diameter of shaft abutment Da (max.) 70 mm Diameter of housing abutment ra (max.) 0. 3 mm Radius