6938 - NTN Single Row Deep Groove Ball Bearing

  • £412.68

6938 bearing reference breakdown

Below we will break down the 6938 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 body of the bearing reference is what is left after removing the suffix and the prefix:


69 - Metric, Light Series Deep Groove Ball Bearing
38 - 190mm Bore Size

d (mm) 190 D (mm) 260 B (mm) 33
rs min (mm) 2 Mass (kg) 4.98
da min (mm) 199 Da max (mm) 251 ra max (mm) 2
Dynamic load C (kN) 113 Static load C0 (kN) 127 Fatigue limit load Cu (kN) 3.85
f0 16.6 Nlim (oil) (Tr/min) 2900 Nlim (grease) (Tr/min) 2300
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) 10.81 Characteristic outer ring frequency BPF0 (Hz) 8.17 Characteristic inner ring frequency BPFI (Hz) 9.83

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