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32010A - SNR


Tapered roller bearing, pressed steel cage

The single row tapered roller bearing is available in metric dimensions (ISO 355 and JIS B 1512 standards) and in inches (ABMA standard, metric series including J). The single row in tapered roller bearing range, is the most widely used and is generally mounted in opposition.


CAD file

Technical datasheet

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Internal diameter d 50 mm
External diameter D 80 mm
Bearing/Inner ring width(B) 20 mm
Outer ring width (C ) 15,5 mm
Total width (T) 20 mm
External diameter inner ring d1 65,8 mm
Charge load application point a 18 mm
Min fillet radius rs 1 mm
Min fillet radius r1s 1 mm
Coef e 0.42
Upper axial load coef (Y2) 1.42
Static axial load coef (Y0) 0.78
Mass 0,368 kg
ISO 355 reference T3CC050
Brand SNR
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Dynamic load, C 62,8 kN
Rating life coefficient, A2 1.0
Static load, C0 88,2 kN
Fatigue limit load, Cu 10,8 kN
Reference thermal speed (Nref) 5100 tr/min
Mechanical Limit Speed Nlim 8700 tr/min
Min operating temperature, Tmin -40 °C
Max operating temperature, Tmax 120 °C
Characteristic cage frequency, FTF 0,446 Hz
Characteristic rolling element frequency, BSF 8,768 Hz
Characteristic outer ring frequency, BPF0 10,253 Hz
Characteristic inner ring frequency, BPFI 12,748 Hz


Max shoulder diameter IR da max 56 mm
Min IR shoulder diameter (db min) 55,5 mm
Min shoulder diameter OR Da min 72 mm
Max shoulder diameter OR Da max 74,5 mm
Min OR shoulder diameter Db min 77 mm
Min clearance Ca 4 mm
Min clearance Cb 4,5 mm
Max fillet radius ra max 1 mm
Maxi fillet radius r1a 1 mm
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