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3305A - SNR

3305A

Double row angular contact ball bearing, polyamide cage, open

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Technical datasheet

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Specs

PRODUCT DIMENSIONS

Internal diameter d 25 mm
External diameter D 62 mm
Bearing/Inner ring width(B) 25,4 mm
External diameter inner ring d1 36,4 mm
Inner diameter outer ring D1 55 mm
Charge load application point a 30,9 mm
Contact angle α 25 °
Min fillet radius rs 1,1 mm
Radial clearance class CN
Precision class P0
Mass 0,334 kg
Brand SNR
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PRODUCT PERFORMANCE

Dynamic load, C 31,2 kN
Static load, C0 21 kN
Fatigue limit load, Cu 1,32 kN
Coefficient f0 13.6
Reference thermal speed (Nref) 7800 tr/min
Mechanical Limit Speed Nlim 11000 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 4,021 Hz
Characteristic outer ring frequency, BPF0 3,14 Hz
Characteristic inner ring frequency, BPFI 4,86 Hz

ABUTMENT

Min shoulder diameter IR da min 31,5 mm
Max shoulder diameter OR Da max 55,5 mm
Max shaft & housing fillet radius ra max 1 mm
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