4T-14138A/14276 - NTN Single Row Taper Roller Bearing
4T-14138A/14276 - NTN Single Row Taper Roller Bearing
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4T-14138A/14276 bearing reference breakdown
Below we will break down the 4T-14138A/14276 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.The suffix can be found at the end of the bearing number:
Suffix
A - Denotes an internal design change (for inch items only)d (mm) | 34.92 | D (mm) | 69.01 | B (mm) | 19.58 |
C (mm) | 15.88 | T (mm) | 19.84 | a (mm) | 23.9 |
rs min (mm) | 3.5 | r1s min (mm) | 1.3 | e | 0.38 |
Y2 | 1.57 | Y0 | 0.86 | Mass (kg) | 0.32 |
ra max (mm) | 3.5 |
Dynamic load C (kN) | 48.5 | Rating life coefficient A2 | 1.4 | Static load C0 (kN) | 58 |
Nlim (oil) (Tr/min) | 7400 | Nlim (grease) (Tr/min) | 5600 | Min operating temperature Tmin (°C) | -40 |
Max operating temperature Tmax (°C) | 120 |