1309 - SNR Double Row Self-Aligning Ball Bearing

  • £24.66

1309 bearing reference breakdown

Below we will break down the 1309 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:


13 - Narrow Series
09 - 45mm Bore Size

d (mm) 45 D (mm) 100 B (mm) 25
d1 (mm) 63.9 D1 (mm) 83.1 rs min (mm) 1.5
e 0.25 Y1 2.53 Y2 3.92
Y0 2.66 Mass (kg) 0.96
da min (mm) 53 Da max (mm) 92 ra max (mm) 1.5
Dynamic load C (kN) 36.9 Static load C0 (kN) 12.6 Nref (Tr/min) 6800
Nlim (Tr/min) 9200 Min operating temperature Tmin (°C) -40 Max operating temperature Tmax (°C) 120
Characteristic cage frequency FTF (Hz) 0.42 Characteristic rolling element frequency BSF (Hz) 5.75 Characteristic outer ring frequency BPF0 (Hz) 6.25
Characteristic inner ring frequency BPFI (Hz) 8.75

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