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K28X34X14 - NTN Needle Roller & Cage Assembly
K28X34X14 - NTN Needle Roller & Cage Assembly
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K28X34X14 bearing reference breakdown
Below we will break down the K28X34X14 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
28 - 28mm Internal Diameter34 - 34mm External Diameter
14 - 14mm Width
| Fw (mm) | 28 | Ew (mm) | 34 | Bc (mm) | 14 |
| Dw (mm) | 3 | Lw (mm) | 10.8 | Mass (kg) | 0.02 |
| b (mm) | 14 |
| 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) | 10.24 | Characteristic outer ring frequency BPF0 (Hz) | 9.03 | Characteristic inner ring frequency BPFI (Hz) | 10.97 |
| Cr (kN) | 17.5 | C0r (kN) | 24.8 | Nlim (grease) (Tr/min) | 9500 |
| Nlim (oil) (Tr/min) | 14000 |
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