Technical data
4T-22780
Single row tapered roller bearings
Mounted cone, sheet metal cage
Mounted cone, sheet metal cage
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Visual(s)
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Product definition
d 42.86 mm B 26.99 mm d1 63 mm e 0.4 Y2 1.49 Y0 0.82 Brand NTN -
Product performance
Dynamic load, C 75.5 kN Rating life coefficient, A2 1.4 Static load, C0 97 kN Fatigue limit load, Cu 11.8 kN Nlim (oil) 6,100 Tr/min Nlim (grease) 4,600 Tr/min Min operating temperature, Tmin -40 °C Max operating temperature, Tmax 120 °C Characteristic cage frequency, FTF 0.43 Hz Characteristic rolling element frequency, BSF 7 Hz Characteristic outer ring frequency, BPF0 7.35 Hz Characteristic inner ring frequency, BPFI 9.65 Hz -
Abutment dimensions
ra max 3.5 mm -
Calculation factors
