NTN LM772749D/LM772710A+A tapered roller bearings

100% Authentic. NTN LM772749D/LM772710A+A tapered roller bearings 25.36 mm B Highest 31.75 mm d Quality. Certified 69.85 mm D Supplier.
d | 31.75 mm |
D | 69.85 mm |
B | 25.36 mm |
C | 19.05 mm |
T | 23.81 mm |
d1 | 49 mm |
a | 14.71 mm |
e | 0.27 |
Y2 | 2.19 |
Y0 | 1.21 |
Mass | 0.45 kg |
Dynamic load, C | 69 kN |
Rating life coefficient, A2 | 1.9 |
Static load, C0 | 81.5 kN |
Fatigue limit load, Cu | 9.9 kN |
Nlim (oil) | 7,600 rpm |
Nlim (grease) | 5,700 rpm |
Min operating temperature, Tmin | -40 °C |
Max operating temperature, Tmax | 120 °C |
Characteristic cage frequency, FTF | 0.42 Hz |
Characteristic rolling element frequency, BSF | 5.59 Hz |
Characteristic outer ring frequency, BPF0 | 6.63 Hz |
Characteristic inner ring frequency, BPFI | 9.37 Hz |
ra max | 3.5 mm |
r1a max | 1.3 mm |
Detailed Parameters
parameter:
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