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7E-HMK2620CT - NTN Drawing Cup Needle Roller Bearing - Open Ended
7E-HMK2620CT - NTN Drawing Cup Needle Roller Bearing - Open Ended
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7E-HMK2620CT bearing reference breakdown
Below we will break down the 7E-HMK2620CT 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
7E - Which indicates a case hardened outer ringThe suffix can be found at the end of the bearing number:
Suffix
CT - Indicates a welded cage, with special heat treament on the outer ring to increase lifespan| Fw (mm) | 26 | D (mm) | 34 | C (mm) | 20 |
| Dw (mm) | 3 | Lw (mm) | 14.8 | Mass (kg) | 0.04 |
| Cr (kN) | 21 | C0r (kN) | 30.5 | Nlim (grease) (Tr/min) | 6000 |
| Nlim (oil) (Tr/min) | 9000 | Min operating temperature Tmin (°C) | -20 | Max operating temperature Tmax (°C) | 120 |
| Characteristic cage frequency FTF (Hz) | 0.45 | Characteristic rolling element frequency BSF (Hz) | 9.56 | Characteristic outer ring frequency BPF0 (Hz) | 8.07 |
| Characteristic inner ring frequency BPFI (Hz) | 9.93 |
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