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30217U - NTN

30217U

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 diameter85 mm
D - External diameter150 mm
B - Bearing/Inner ring width28 mm
C - Outer ring width24 mm
T - Total width30,5 mm
d1 - External diameter inner ring113,5 mm
a - Charge load application point30 mm
rs - Min fillet radius2,5 mm
r1s - Min fillet radius2 mm
Mass2,13 kg
ISO 355 referenceT3EB085
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PRODUCT PERFORMANCE
C - Dynamic load203 kN
C0 - Static load232 kN
Cu - Fatigue limit load27 kN
A2 - Rating life coefficient1
e - Coefficient0.42
Y0 - Static axial load coefficient0.79
Y2 - Upper axial load coefficient1.43
N lim - Oil lubrication limit speed3200 tr/min
N lim - Grease lubrication limit speed2400 tr/min
Tmin - Min operating temperature-40 °C
Tmax - Max operating temperature120 °C
ABUTMENT
da max - Max shoulder diameter IR97 mm
db min - Min IR shoulder diameter97 mm
Da min - Min shoulder diameter OR132 mm
Da max - Max shoulder diameter OR140 mm
Db min - Min OR shoulder diameter141 mm
Ca - Min clearance5 mm
Cb - Min clearance6,5 mm
ra max - Max fillet radius2 mm
r1a - Max fillet radius2 mm
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