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6412NR - NTN Single Row Deep Groove Ball Bearing
6412NR - NTN Single Row Deep Groove Ball Bearing
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6412NR bearing reference breakdown
Below we will break down the 6412NR 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 suffix can be found at the end of the bearing number:
Suffix
NR - Indicates a groove and snap ring on the outer ringThe body of the bearing reference is what is left after removing the suffix and the prefix:
Body
64 - Metric, Light Series Deep Groove Ball Bearing12 - 60mm Bore Size
| d (mm) | 60 | D (mm) | 150 | B (mm) | 35 |
| a min (mm) | 4.65 | a max (mm) | 4.9 | rs min (mm) | 2.1 |
| rNs min (mm) | 0.5 | Mass (kg) | 2.77 | Ca min (mm) | 7.42 |
| Ca max (mm) | 7.67 | D3 max (mm) | 145.24 | b min (mm) | 3.1 |
| b max (mm) | 3.4 | r0 max (mm) | 0.6 | D4 max (mm) | 159.7 |
| f (mm) | 2.77 |
| da min (mm) | 71 | Da max (mm) | 139 | ra max (mm) | 2 |
| rNa max (mm) | 0.5 | Db min (mm) | 162 |
| Dynamic load C (kN) | 102 | Static load C0 (kN) | 64.5 | Fatigue limit load Cu (kN) | 2.85 |
| f0 | 12.6 | Nlim (oil) (Tr/min) | 5700 | Nlim (grease) (Tr/min) | 4800 |
| Min operating temperature Tmin (°C) | -40 | Max operating temperature Tmax (°C) | 120 | Characteristic cage frequency FTF (Hz) | 0.37 |
| Characteristic rolling element frequency BSF (Hz) | 3.63 | Characteristic outer ring frequency BPF0 (Hz) | 2.6 | Characteristic inner ring frequency BPFI (Hz) | 4.4 |
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