Precision Ball Bearings 71908DS-BKE 7

Y2-52 mm Y0-78 mm Mass-78 mm Dynamic load, C-0.6 mm Rating life coefficient, A2-1 mm

r1s min-1.04 Radial clearance class-0.55 kg Mass (without HJ ring)-NTN Brand-76.5 kN Dynamic load, C-1.9

Fatigue limit load, Cu-88.4 mm f0-117.8 mm Nlim (grease)-1.5 mm Min operating temperature, Tmin-0 Max operating temperature, Tmax-0.22

d1-5.86 Hz D-6.7 Hz G-9.3 Hz m-3.5 mm r-3.3 mm

Nlim (grease)-0.43 Hz Min operating temperature, Tmin-7.08 Hz Max operating temperature, Tmax-7.78 Hz Characteristic cage frequency, FTF-10.22 Hz Characteristic rolling element frequency, BSF-0.5 mm

B-55.9 mm C-45 mm C1-75 mm d-16 mm D-55.3 mm

d-5.5 Nm d1-1.9 mm e-15.9 mm G-4.2 mm J-44.5 mm

r1s min-17.38 mm Radial clearance class-58.5 mm Mass (without HJ ring)-0.49 Brand-1.23 Dynamic load, C-0.68

Nref-24.07 mm Nlim-55.5 mm Min operating temperature, Tmin-0.67 Max operating temperature, Tmax-0.9 Characteristic cage frequency, FTF-0.49

Characteristic outer ring frequency, BPF0-45 kN Characteristic inner ring frequency, BPFI--20 °C ra max-100 °C r1a max-2.02 kg d1-27.1 Nm

T min.-239.8 mm T max.-2.1 mm Weight-3 Recommended tightening torque for set screw-13.7 mm Designation of housing-6 mm

Recommended tightening torque for set screw-7,800 rpm Designation of housing-14,000 rpm Designation of bearing--40 °C Designation of open end cover-120 °C A-0.43 Hz

Radial clearance class-M6x1 Mass (without HJ ring)-102 mm Brand-89 mm Dynamic load, C-64 mm Static load, C0-129 mm

Characteristic inner ring frequency, BPFI-3.3 mm ra max-127 mm r1a max-49.43 mm a-180 mm rs min-0.74

Min operating temperature, Tmin-0.28 kN Max operating temperature, Tmax-16.1 Characteristic cage frequency, FTF-11,000 rpm Characteristic rolling element frequency, BSF-9,600 rpm Characteristic outer ring frequency, BPF0--60 °C

D-2.5 mm B-120 mm D1-260 mm rs min-86 mm Number of lubrication holes-156.9 mm

Characteristic rolling element frequency, BSF-10.2 Hz Characteristic outer ring frequency, BPF0-0.8 mm Characteristic inner ring frequency, BPFI-3.3 mm ra max-40.48 mm r1a max-28.58 mm

N-43.5 mm s1-13.5 mm S-16 mm C-4.4 mm C0-15.88 mm

Min operating temperature, Tmin-5.41 Hz Max operating temperature, Tmax-24 mm Characteristic cage frequency, FTF-26 mm Characteristic rolling element frequency, BSF-38 mm Characteristic outer ring frequency, BPF0-0.6 mm

Mass-7.1 Hz Brand-6.51 Hz Dynamic load, C-8.49 Hz Static load, C0-14.5 mm Fatigue limit load, Cu-14.5 mm