Precision Ball Bearings 128KRDS-BKE 7

Y2-52 mm Y0-15 mm Mass-34.04 mm Dynamic load, C-44.05 mm Rating life coefficient, A2-47.73 mm

Mass (without HJ ring)-73.9 mm Brand-1 mm Dynamic load, C-40 mm Static load, C0-80 mm Fatigue limit load, Cu-28 mm

rs min-0.47 Hz r1s min-16.72 Hz Radial clearance class-19.79 Hz Mass (without HJ ring)-22.21 Hz Brand-3.5 mm

d-4,500 rpm D--20 °C B-120 °C C-0.43 Hz T-6.61 Hz

Nref-1,990 kN Nlim-2,480 kN Min operating temperature, Tmin-153 kN Max operating temperature, Tmax-1,200 rpm Characteristic cage frequency, FTF-1,800 rpm

da min-0.43 Hz Da max-7.37 Hz ra max-6.93 Hz d-9.07 Hz D-163 mm

Characteristic cage frequency, FTF-0.47 Hz Characteristic rolling element frequency, BSF-11.18 Hz Characteristic outer ring frequency, BPF0-5.59 Hz Characteristic inner ring frequency, BPFI-6.41 Hz da min-0.8 mm

Mass-61 mm Brand-56 mm Dynamic load, C-5 mm Rating life coefficient, A2-99 mm Static load, C0-2 mm

Mass-1.8 kg Brand-138 kN Dynamic load, C-1.4 Static load, C0-215 kN Fatigue limit load, Cu-24.7 kN

s1-1.5 mm S-1.5 mm Z-C3 C-1.21 kg C0-NTN

Characteristic inner ring frequency, BPFI-44.5 kN ra max-89 kN r1a max-4,000 rpm D-6,000 rpm C--20 °C

Cr-5.83 Hz C0r-6.7 Hz Nlim (grease)-9.3 Hz Nlim (oil)-30 mm Min operating temperature, Tmin-30.5 mm

Fatigue limit load, Cu--40 °C Nlim (oil)-120 °C Nlim (grease)-0.42 Hz Min operating temperature, Tmin-6.12 Hz Max operating temperature, Tmax-6.76 Hz

Min operating temperature, Tmin-5.57 Hz Max operating temperature, Tmax-7.43 Hz Characteristic cage frequency, FTF-12 mm Characteristic rolling element frequency, BSF-3 mm Characteristic outer ring frequency, BPF0-9.8 mm

da min-0.8 kg dc min-8 Nm Da max-43.5 mm ra max-20 mm d-6.5 mm