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K80X86X30A - NTN Needle Roller & Cage Assembly
K80X86X30A - NTN Needle Roller & Cage Assembly
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K80X86X30A bearing reference breakdown
Below we will break down the K80X86X30A 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
K - Needle rollers with cageThe body of the bearing reference is what is left after removing the suffix and the prefix:
Body
80 - 80mm Internal Diameter86 - 86mm External Diameter
30 - 30mm Width
| Fw (mm) | 80 | Ew (mm) | 86 | Bc (mm) | 30 |
| Dw (mm) | 3 | Lw (mm) | 25.4 | Mass (kg) | 0.11 |
| b (mm) | 30 |
| Min operating temperature Tmin (°C) | -20 | Max operating temperature Tmax (°C) | 120 | Characteristic cage frequency FTF (Hz) | 0.48 |
| Characteristic rolling element frequency BSF (Hz) | 27.63 | Characteristic outer ring frequency BPF0 (Hz) | 22.17 | Characteristic inner ring frequency BPFI (Hz) | 23.83 |
| Cr (kN) | 57 | C0r (kN) | 159 | Nlim (grease) (Tr/min) | 3300 |
| Nlim (oil) (Tr/min) | 5000 |
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