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Single row tapered roller bearings

33112U - NTN

33112U

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.

Documentation

Product information

PRODUCT DEFINITION
BrandNTN
d - Internal diameter60 mm
D - External diameter100 mm
B - Bearing/Inner ring width30 mm
C - Outer ring width23 mm
T - Total width30 mm
d1 - External diameter inner ring80,5 mm
a - Charge load application point23,5 mm
rs - Min fillet radius1,5 mm
r1s - Min fillet radius1,5 mm
Mass0,912 kg
ISO 355 referenceT3CE060
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PRODUCT PERFORMANCE
C - Dynamic load126 kN
C0 - Static load164 kN
Cu - Fatigue limit load20 kN
A2 - Rating life coefficient1
e - Coefficient0.4
Y0 - Static axial load coefficient0.83
Y2 - Upper axial load coefficient1.51
N lim - Oil lubrication limit speed4700 tr/min
N lim - Grease lubrication limit speed3600 tr/min
Tmin - Min operating temperature-40 °C
Tmax - Max operating temperature120 °C
ABUTMENT
da max - Max shoulder diameter IR67 mm
db min - Min IR shoulder diameter68,5 mm
Da min - Min shoulder diameter OR88 mm
Da max - Max shoulder diameter OR91,5 mm
Db min - Min OR shoulder diameter96 mm
Ca - Min clearance5 mm
Cb - Min clearance7 mm
ra max - Max fillet radius1,5 mm
r1a - Max fillet radius1,5 mm
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