4T-L44649/L44610 - NTN Single Row Taper Roller Bearing
4T-L44649/L44610 - NTN Single Row Taper Roller Bearing
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4T-L44649/L44610 bearing reference breakdown
Below we will break down the 4T-L44649/L44610 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
4T - The 4T- prefix designates a tapered roller bearing that is made of a special grade of case-hardened bearing steel and is interchangeable with other manufacturers taper with the same part number.L - Denotes the bearing is part of the light series
| d (mm) | 26.99 | d1 (mm) | 39 | D (mm) | 50.29 |
| B (mm) | 14.73 | C (mm) | 10.67 | T (mm) | 14.22 |
| a (mm) | 10.82 | rs min (mm) | 3.5 | r1s min (mm) | 1.3 |
| e | 0.37 | Y2 | 1.6 | Y0 | 0.88 |
| Mass (kg) | 0.12 |
| ra max (mm) | 3.5 |
| Dynamic load C (kN) | 28.8 | Rating life coefficient A2 | 1.4 | Static load C0 (kN) | 34 |
| Fatigue limit load Cu (kN) | 4.15 | Nlim (oil) (Tr/min) | 9900 | Nlim (grease) (Tr/min) | 7400 |
| Min operating temperature Tmin (°C) | -40 | Max operating temperature Tmax (°C) | 120 | Characteristic cage frequency FTF (Hz) | 0.43 |
| Characteristic rolling element frequency BSF (Hz) | 6.98 | Characteristic outer ring frequency BPF0 (Hz) | 8.64 | Characteristic inner ring frequency BPFI (Hz) | 11.36 |
