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6309NR - NTN Single Row Deep Groove Ball Bearing

6309NR - NTN Single Row Deep Groove Ball Bearing

Regular price £15.29
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6309NR bearing reference breakdown

Below we will break down the 6309NR 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 suffix can be found at the end of the bearing number:


NR - Indicates a groove and snap ring on the outer ring

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
09 - 45mm Bore Size

d (mm) 45 D (mm) 100 B (mm) 25
a min (mm) 3.07 a max (mm) 3.28 rs min (mm) 1.5
rNs min (mm) 0.5 Mass (kg) 0.81 Ca min (mm) 5.43
Ca max (mm) 5.74 D3 max (mm) 96.8 b min (mm) 2.7
b max (mm) 3 r0 max (mm) 0.6 D4 max (mm) 106.5
f (mm) 2.46
da min (mm) 53 Da max (mm) 92 ra max (mm) 1.5
rNa max (mm) 0.5 Db min (mm) 108
Dynamic load C (kN) 53 Static load C0 (kN) 32 Fatigue limit load Cu (kN) 1.45
f0 13.1 Nlim (oil) (Tr/min) 8200 Nlim (grease) (Tr/min) 7000
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 Characteristic outer ring frequency BPF0 (Hz) 3.06 Characteristic inner ring frequency BPFI (Hz) 4.94
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