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33108.A - SNR

33108.A

Tapered roller bearing, pressed steel cage

The single row tapered roller bearing is available in metric dimensions (ISO 355 and JIS B 1512 standards) and in inches (ABMA standard, metric series including J). The single row in tapered roller bearing range, is the most widely used and is generally mounted in opposition.

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Technical datasheet

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Specs

PRODUCT DIMENSIONS

Internal diameter (d) 40 mm
External diameter (D) 75 mm
Bearing/Inner ring width (B) 26 mm
Outer ring width (C ) 20,5 mm
Total width (T) 26 mm
External diameter inner ring d1 57,6 mm
Charge load application point a 18,2 mm
Min fillet radius (rs) 1,5 mm
Min fillet radius r1s 1,5 mm
Coef (e) 0.36
Upper axial load coef (Y2) 1.69
Static axial load coef (Y0) 0.93
Mass 0,496 kg
ISO 355 reference T2CE040
Brand SNR
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PRODUCT PERFORMANCE

Dynamic load (C) 84,6 kN
Rating life coefficient, A2 1
Static load (C0) 110 kN
Fatigue limit load (Cu) 13,5 kN
Reference thermal speed (Nref) 5400 tr/min
Mechanical Limit Speed (Nlim) 9600 tr/min
Min operating temperature (Tmin) -40 °C
Max operating temperature (Tmax) 120 °C
Characteristic cage frequency, FTF 0,426 Hz
Characteristic rolling element frequency, BSF 6,44 Hz
Characteristic outer ring frequency, BPF0 8,096 Hz
Characteristic inner ring frequency, BPFI 10,904 Hz

ABUTMENT

Max shoulder diameter IR (da max) 47 mm
Min IR shoulder diameter (db min) 48,5 mm
Min shoulder diameter OR Da min 65 mm
Max shoulder diameter OR (Da max) 66,5 mm
Min OR shoulder diameter Db min 71 mm
Min clearance Ca 4 mm
Min clearance Cb 5,5 mm
Max fillet radius ra max 1,5 mm
Maxi fillet radius r1a 1,5 mm
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