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3312AC3 - SNR

3312AC3

Double row angular contact ball bearing, polyamide cage, open

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PRODUCT DIMENSIONS

Internal diameter d 60 mm
External diameter D 130 mm
Bearing/Inner ring width(B) 54 mm
External diameter inner ring d1 81,3 mm
Inner diameter outer ring D1 108,7 mm
Charge load application point a 67,3 mm
Contact angle α 25 °
Min fillet radius rs 2,1 mm
Radial clearance class C3
Precision class P0
Mass 3,24 kg
Brand SNR
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PRODUCT PERFORMANCE

Dynamic load, C 121 kN
Static load, C0 97,9 kN
Fatigue limit load, Cu 6,1 kN
Coefficient f0 13.7
Reference thermal speed (Nref) 4700 tr/min
Mechanical Limit Speed Nlim 5000 tr/min
Min operating temperature, Tmin -20 °C
Max operating temperature, Tmax 120 °C
Characteristic cage frequency, FTF 0,394 Hz
Characteristic rolling element frequency, BSF 4,082 Hz
Characteristic outer ring frequency, BPF0 3,152 Hz
Characteristic inner ring frequency, BPFI 4,848 Hz

ABUTMENT

Min shoulder diameter IR da min 71 mm
Max shoulder diameter OR Da max 119 mm
Max shaft & housing fillet radius ra max 2 mm
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