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1306C3 - SNR


Self-aligning ball bearing, pressed steel cage, open


CAD file

Technical datasheet

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Internal diameter d 30 mm
External diameter D 72 mm
Bearing/Inner ring width(B) 19 mm
External diameter inner ring d1 45,1 mm
Inner diameter outer ring D1 58,6 mm
Min fillet radius rs 1,1 mm
Coef e 0.26
Lower axial load coef (Y1) 2.46
Upper axial load coef (Y2) 3.8
Static axial load coef (Y0) 2.58
Radial clearance class C3
Precision class P0
Mass 0,387 kg
Brand SNR
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Dynamic load, C 20,9 kN
Static load, C0 6,3 kN
Fatigue limit load, Cu 0,29 kN
Reference thermal speed (Nref) 8800 tr/min
Mechanical Limit Speed Nlim 13000 tr/min
Min operating temperature, Tmin -40 °C
Max operating temperature, Tmax 120 °C
Characteristic cage frequency, FTF 0,409 Hz
Characteristic rolling element frequency, BSF 5,211 Hz
Characteristic outer ring frequency, BPF0 5,312 Hz
Characteristic inner ring frequency, BPFI 7,688 Hz


Min shoulder diameter IR da min 36,5 mm
Max shoulder diameter OR Da max 65,5 mm
Max shaft & housing fillet radius ra max 1 mm
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