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32012XU - NTN

32012XU

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 60 mm
External diameter D 95 mm
Bearing/Inner ring width(B) 23 mm
Outer ring width (C ) 17,5 mm
Total width (T) 23 mm
External diameter inner ring d1 78,5 mm
Charge load application point a 21 mm
Min fillet radius rs 1,5 mm
Min fillet radius r1s 1,5 mm
Coef e 0.43
Upper axial load coef (Y2) 1.39
Static axial load coef (Y0) 0.77
Mass 0,576 kg
ISO 355 reference T4CC060
Brand NTN
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PRODUCT PERFORMANCE

Dynamic load, C 82 kN
Rating life coefficient, A2 1.0
Static load, C0 123 kN
Fatigue limit load, Cu 15 kN
Nlim (oil) 4900 tr/min
Nlim (grease) 3700 tr/min
Min operating temperature, Tmin -40 °C
Max operating temperature, Tmax 120 °C
Characteristic cage frequency, FTF 0,45 Hz
Characteristic rolling element frequency, BSF 9,484 Hz
Characteristic outer ring frequency, BPF0 11,696 Hz
Characteristic inner ring frequency, BPFI 14,304 Hz

ABUTMENT

Max shoulder diameter IR da max 67 mm
Min IR shoulder diameter (db min) 68,5 mm
Min shoulder diameter OR Da min 85 mm
Max shoulder diameter OR Da max 86,5 mm
Min OR shoulder diameter Db min 91 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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