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HK2212FM - NTN Drawing Cup Needle Roller Bearing - Open Ended
HK2212FM - NTN Drawing Cup Needle Roller Bearing - Open Ended
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HK2212FM bearing reference breakdown
Below we will break down the HK2212FM bearing reference and provide an explanation for each section provided it can actually be broken down. We can split it into 3 parts the prefix, suffix and body of the item code.
The prefix can be found at the beginning of the bearing code:
Prefix
HK - Drawn cup needle roller bearing with open end| Fw (mm) | 22 | D (mm) | 28 | C (mm) | 12 |
| Dw (mm) | 2 | Lw (mm) | 7.3 | Mass (kg) | 0.01 |
| Cr (kN) | 9.2 | C0r (kN) | 13.4 | Nlim (grease) (Tr/min) | 7500 |
| Nlim (oil) (Tr/min) | 11000 | Min operating temperature Tmin (°C) | -20 | Max operating temperature Tmax (°C) | 120 |
| Characteristic cage frequency FTF (Hz) | 0.46 | Characteristic rolling element frequency BSF (Hz) | 11.92 | Characteristic outer ring frequency BPF0 (Hz) | 11 |
| Characteristic inner ring frequency BPFI (Hz) | 13 |
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