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3204A - SNR


Double row angular contact ball bearing, polyamide cage, open


CAD file

Technical datasheet

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Internal diameter d 20 mm
External diameter D 47 mm
Bearing/Inner ring width(B) 20,6 mm
External diameter inner ring d1 28,7 mm
Inner diameter outer ring D1 38,7 mm
Charge load application point a 24,1 mm
Contact angle α 25 °
Min fillet radius rs 1 mm
Radial clearance class CN
Precision class P0
Mass 0,147 kg
Brand SNR
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Dynamic load, C 19,1 kN
Static load, C0 12,4 kN
Fatigue limit load, Cu 0,81 kN
Coefficient f0 13.6
Reference thermal speed (Nref) 12000 tr/min
Mechanical Limit Speed Nlim 15000 tr/min
Min operating temperature, Tmin -20 °C
Max operating temperature, Tmax 120 °C
Characteristic cage frequency, FTF 0,393 Hz
Characteristic rolling element frequency, BSF 4,026 Hz
Characteristic outer ring frequency, BPF0 3,141 Hz
Characteristic inner ring frequency, BPFI 4,859 Hz


Min shoulder diameter IR da min 25 mm
Max shoulder diameter OR Da max 42 mm
Max shaft & housing fillet radius ra max 1 mm
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