6311 - SNR Single Row Deep Groove Ball Bearing

  • £19.48

6311 bearing reference breakdown

Below we will break down the 6311 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:


63 - Metric, Light Series Deep Groove Ball Bearing
11 - 55mm Bore Size

d (mm) 55 D (mm) 120 B (mm) 29
d1 (mm) 74.3 D1 (mm) 103.4 rs min (mm) 2
Mass (kg) 1.37
da min (mm) 64 Ce min (mm) 0 Da max (mm) 111
ra max (mm) 2 da max (mm) 74.3
Dynamic load C (kN) 70.9 Static load C0 (kN) 44.9 Fatigue limit load Cu (kN) 2.04
f0 13.2 Nref (Tr/min) 7200 Nlim (Tr/min) 9400
Min operating temperature Tmin (°C) -40 Max operating temperature Tmax (°C) 120 Characteristic cage frequency FTF (Hz) 0.38
Characteristic rolling element frequency BSF (Hz) 4.06 Characteristic outer ring frequency BPF0 (Hz) 3.07 Characteristic inner ring frequency BPFI (Hz) 4.93

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