Cylindrical Roller Bearings N234

da min--40 °C Da max-120 °C ra max-0.43 Hz B-6.83 Hz d2-7.75 Hz

Dynamic load, C-28.4 kN Rating life coefficient, A2-5,600 rpm Static load, C0-4,700 rpm Fatigue limit load, Cu--20 °C Nlim (oil)-120 °C

db min-10.81 Hz Da max-3.5 mm ra max-3.3 mm r1a max-88.9 mm d-48.26 mm

G-86 kN G1-10.5 kN C1-7,700 rpm n-6,500 rpm e--40 °C

d-31.5 mm D-40 mm B-55.5 mm d1-1 mm d2-25 mm

Mass-12.88 Hz Brand-14.81 Hz Cr-17.19 Hz C0r-3 mm Track load capacity cylindrical outer ring-2.5 mm

Recommended tightening torque for set screw-1.5 mm B-45 mm B1-100 mm B2-25 mm C-65 mm

Da max-4,000 rpm ra max-3,000 rpm d--40 °C D-120 °C B-0.41 Hz

Mass-7,300 rpm Brand-5,200 rpm Dynamic load, C--20 °C Static load, C0-120 °C Fatigue limit load, Cu-0.42 Hz

Static load, C0--30 °C Fatigue limit load, Cu-120 °C Nlim (grease)-0.44 Hz Axial displacement K Factor-8.31 Hz Preload level-8.42 Hz

b-1.08 kN k-10,000 rpm e--20 °C Y1-120 °C Y2-0.42 Hz

Mass (without HJ ring)-323 mm Brand-243 mm Dynamic load, C-4 mm Static load, C0-4 mm Fatigue limit load, Cu-C3

r1a max-5.12 Hz d-6.88 Hz D-45 mm B-63 mm C-1 mm

d1-22 Nm a-65.1 mm e-27 mm Y2-8.2 mm Y0-60 mm

Radial clearance class-13.5 mm Mass (without HJ ring)-NTN Brand--40 °C Dynamic load, C-120 °C Static load, C0-1.5 mm

Characteristic outer ring frequency, BPF0-8.5 mm Characteristic inner ring frequency, BPFI-0.45 ra max-1.32 d1-0.73 rs min-0.05 kg