4T-52401/52618 - NTN Single Row Taper Roller Bearing
4T-52401/52618 - NTN Single Row Taper Roller Bearing
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4T-52401/52618 bearing reference breakdown
Below we will break down the 4T-52401/52618 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.| d (mm) | 101.6 | D (mm) | 157.16 | B (mm) | 36.12 |
| C (mm) | 26.2 | T (mm) | 36.51 | a (mm) | 36 |
| rs min (mm) | 8 | r1s min (mm) | 3.3 | e | 0.47 |
| Y2 | 1.26 | Y0 | 0.69 | Mass (kg) | 2.41 |
| ra max (mm) | 8 |
| Dynamic load C (kN) | 188 | Rating life coefficient A2 | 1.4 | Static load C0 (kN) | 300 |
| Nlim (oil) (Tr/min) | 2900 | Nlim (grease) (Tr/min) | 2200 | Min operating temperature Tmin (°C) | -40 |
| Max operating temperature Tmax (°C) | 120 | Characteristic cage frequency FTF (Hz) | 0.45 | Characteristic rolling element frequency BSF (Hz) | 9.82 |
| Characteristic outer ring frequency BPF0 (Hz) | 11.76 | Characteristic inner ring frequency BPFI (Hz) | 14.24 |
