7310 - NTN Single Row Or Matched Pair of Angular Contact Ball Bearing

  • £25.97

7310 bearing reference breakdown

Below we will break down the 7310 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:


73 - Medium Series
10 - 50mm Bore Size

d (mm) 50 D (mm) 110 B (mm) 27
a (mm) 36.5 rs min (mm) 2 r1s min (mm) 1
Mass (kg) 1.09
da min (mm) 60 Da max (mm) 100 Db max (mm) 104.5
r1a max (mm) 1 ra max (mm) 2 db min (mm) 55.5
Dynamic load C (kN) 74.5 Static load C0 (kN) 52.5 Fatigue limit load Cu (kN) 2.39
Nlim (oil) (Tr/min) 9400 Nlim (grease) (Tr/min) 7100 Min operating temperature Tmin (°C) -40
Max operating temperature Tmax (°C) 120 Characteristic cage frequency FTF (Hz) 0.4 Characteristic rolling element frequency BSF (Hz) 4.13
Characteristic outer ring frequency BPF0 (Hz) 4.79 Characteristic inner ring frequency BPFI (Hz) 7.21

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