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8Q-NK68/35RV2+1R60X68X35C3 - NTN Machined Needle Roller Bearing With Inner Ring
8Q-NK68/35RV2+1R60X68X35C3 - NTN Machined Needle Roller Bearing With Inner Ring
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8Q-NK68/35RV2+1R60X68X35C3 bearing reference breakdown
Below we will break down the 8Q-NK68/35RV2+1R60X68X35C3 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
8Q - Denotes a nitrided cageThe suffix can be found at the end of the bearing number:
Suffix
C3 - Denotes a clearance greater than standardV - Special specification
R - Rib Type
| d (mm) | 60 | D (mm) | 82 | C (mm) | 35 |
| F (mm) | 68 | rs min (mm) | 0.6 | s max (mm) | 1 |
| Dw (mm) | 4 | Lw (mm) | 27.8 | k (mm) | 3.5 |
| Mass (kg) | 0.55 |
| da min (mm) | 64 | Da max (mm) | 78 | ras max (mm) | 0.6 |
| Cr (kN) | 63 | C0r (kN) | 139 | Nlim (grease) (Tr/min) | 4000 |
| Nlim (oil) (Tr/min) | 6000 | Min operating temperature Tmin (°C) | -20 | Max operating temperature Tmax (°C) | 120 |
| Characteristic cage frequency FTF (Hz) | 0.47 | Characteristic rolling element frequency BSF (Hz) | 17.94 | Characteristic outer ring frequency BPF0 (Hz) | 15.11 |
| Characteristic inner ring frequency BPFI (Hz) | 16.89 |
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