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30202.A - SNR

30202.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) 15 mm
External diameter (D) 35 mm
Bearing/Inner ring width (B) 11 mm
Outer ring width (C ) 10 mm
Total width (T) 11,75 mm
External diameter inner ring d1 25,5 mm
Charge load application point a 8,4 mm
Min fillet radius (rs) 0,6 mm
Min fillet radius r1s 0,6 mm
Coef (e) 0.32
Upper axial load coef (Y2) 1.88
Static axial load coef (Y0) 1.04
Mass 0,054 kg
Brand SNR
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PRODUCT PERFORMANCE

Dynamic load (C) 15,7 kN
Rating life coefficient, A2 1
Static load (C0) 14,3 kN
Fatigue limit load (Cu) 1,75 kN
Reference thermal speed (Nref) 13000 tr/min
Mechanical Limit Speed (Nlim) 23000 tr/min
Min operating temperature (Tmin) -40 °C
Max operating temperature (Tmax) 120 °C
Characteristic cage frequency, FTF 0,402 Hz
Characteristic rolling element frequency, BSF 4,802 Hz
Characteristic outer ring frequency, BPF0 5,227 Hz
Characteristic inner ring frequency, BPFI 7,773 Hz

ABUTMENT

Min IR shoulder diameter (db min) 20,5 mm
Min shoulder diameter OR Da min 29 mm
Max shoulder diameter OR (Da max) 29,5 mm
Min OR shoulder diameter Db min 33 mm
Max fillet radius ra max 1 mm
Maxi fillet radius r1a 1 mm
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