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30226U - NTN

30226U

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 diameter130 mm
D - External diameter230 mm
B - Bearing/Inner ring width40 mm
C - Outer ring width34 mm
T - Total width43,75 mm
d1 - External diameter inner ring176 mm
a - Charge load application point45,5 mm
rs - Min fillet radius4 mm
r1s - Min fillet radius3 mm
Mass7,05 kg
ISO 355 referenceT4FB130
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PRODUCT PERFORMANCE
C - Dynamic load415 kN
C0 - Static load505 kN
Cu - Fatigue limit load51,5 kN
A2 - Rating life coefficient1
e - Coefficient0.44
Y0 - Static axial load coefficient0.76
Y2 - Upper axial load coefficient1.38
N lim - Oil lubrication limit speed2000 tr/min
N lim - Grease lubrication limit speed1500 tr/min
Tmin - Min operating temperature-40 °C
Tmax - Max operating temperature120 °C
ABUTMENT
da max - Max shoulder diameter IR152 mm
db min - Min IR shoulder diameter148 mm
Da min - Min shoulder diameter OR203 mm
Da max - Max shoulder diameter OR216 mm
Db min - Min OR shoulder diameter218 mm
Ca - Min clearance7 mm
Cb - Min clearance9,5 mm
ra max - Max fillet radius3 mm
r1a - Max fillet radius2,5 mm
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