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3207.A - SNR

3207.A

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 35 mm
External diameter D 72 mm
Bearing/Inner ring width(B) 27 mm
External diameter inner ring d1 42,4 mm
Inner diameter outer ring D1 63,8 mm
Charge load application point a 36,5 mm
Contact angle α 25 °
Min fillet radius rs 1,1 mm
Radial clearance class CN
Precision class P0
Mass 0,419 kg
Brand SNR
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PRODUCT PERFORMANCE

Dynamic load, C 37,4 kN
Static load, C0 28,2 kN
Fatigue limit load, Cu 1,73 kN
Coefficient f0 14.3
Reference thermal speed (Nref) 7600 tr/min
Mechanical Limit Speed Nlim 9200 tr/min
Min operating temperature, Tmin -20 °C
Max operating temperature, Tmax 120 °C
Characteristic cage frequency, FTF 0,407 Hz
Characteristic rolling element frequency, BSF 4,695 Hz
Characteristic outer ring frequency, BPF0 3,661 Hz
Characteristic inner ring frequency, BPFI 5,339 Hz

ABUTMENT

Min shoulder diameter IR da min 41,5 mm
Max shoulder diameter OR Da max 65,5 mm
Max shaft & housing fillet radius ra max 1 mm
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