KOYO 3NCHAC915CA angular contact ball bearings

Various 180 mm D 28 mm B types and sizes to accommodate 120 mm d your KOYO 3NCHAC915CA angular contact ball bearings requirements.
d | 120 mm |
D | 180 mm |
B | 28 mm |
d1 | 139.4 mm |
D1 | 160.6 mm |
D2 | 168.91 mm |
a | 49 mm |
Contact angle α | 25 ° |
rs min | 2 mm |
r1s min | 1 mm |
f0 | 16.27 |
Precision class | P4 |
Mass | 2.13 kg |
Dynamic load, C | 94.8 kN |
Static load, C0 | 103 kN |
Fatigue limit load, Cu | 4.75 kN |
Nlim (oil) | 10,500 rpm |
Nlim (grease) | 7,000 rpm |
Axial displacement K Factor | 0.43 |
Preload level | 7 |
Preload value | 1.16 kN |
Axial rigidity | 309 N/µm |
Radial rigidity | 672 N/µm |
Min operating temperature, Tmin | -30 °C |
Max operating temperature, Tmax | 120 °C |
Characteristic cage frequency, FTF | 0.45 Hz |
Characteristic rolling element frequency, BSF | 8.49 Hz |
Characteristic outer ring frequency, BPF0 | 10.29 Hz |
Characteristic inner ring frequency, BPFI | 12.71 Hz |
da min | 130 mm |
db min | 130 mm |
Da max | 170 mm |
Db max | 170 mm |
r1a max | 1 mm |
ra max | 2 mm |
D6 | 145 mm |
Detailed Parameters
parameter:
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