Bearing number:4T-685/672; Size (mm):98.425x168.275x41.275; Brand:NTN; Bore Diameter (mm):98,425; Outer Diameter (mm):168,275; Width (mm):41,275; d:98,425 mm; D:168,275 mm; T:41,275 mm; B:41,275 mm; C:30,162 mm; ra1 max.:3,3 mm; a:3 mm; Da:149 mm; db:109 mm; ra max.:3,5 mm; da:116 mm; Db:160 mm; Weight:3,56 Kg; Basic dynamic load rating (C):222 kN; Basic static load rating (C0):340 kN; (Grease) Lubrication Speed:2 100 r/min; (Oil) Lubrication Speed:2 800 r/min; Calculation factor (e):0,47; Calculation factor (Y0):0,7; d1:133.5 mm; e:0.47; Y2:1.28; Y0:0.7; Mass:3.56 kg; Dynamic load, C:222 kN; Rating life coefficient, A2:1.4; Static load, C0:340 kN; Fatigue limit load, Cu:38.1 kN; Nlim (oil):2,800 rpm; Nlim (grease):2,100 rpm; Min operating temperature, Tmin:-40 °C; Max operating temperature, Tmax:120 °C; Characteristic cage frequency, FTF:0.45 Hz; Characteristic rolling element frequency, BSF:8.76 Hz; Characteristic outer ring frequency, BPF0:10.26 Hz; Characteristic inner ring frequency, BPFI:12.74 Hz; ra max:3.5 mm; r1a max:3.3 mm;
Read More ...