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Unit of Measure

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Ordering Options

N/A Contact NTN Customer Relations

Technical Specifications

Type

N/A Tapered Roller Bearing

Bore Type

N/A Round

Material

N/A Through Hardened Steel

Limiting Speed - Oil

N/A 840 RPM

Limiting Speed - Grease

N/A 630 RPM

Style

N/A Cone & Cup

Precision Rating

N/A Class 0

Configuration

N/A One

Lubrication

N/A w/o Oil Hole

e (Axial Load Factor)

N/A 0.46

Y2 (Axial Load Factor)

N/A 1.31

Y0 (Axial Load Factor)

N/A 0.72

Static Load Rating

N/A 660000 lbf2940000 N2940.00 kN

Dynamic Load Rating

N/A 340000 lbf1520000 N1520.00 kN

Enclosure

N/A Open

Operating Temperature Range

N/A -40 to 250 ºF-40 to 120 ºC

Dimensional Specifications


Tapered Roller Set - Metric Series - Dimensions

d

N/A 12.5984 in320.000 mm

D

N/A 18.8976 in480.000 mm

C

N/A 2.9134 in74.000 mm

B

N/A 3.9370 in100.000 mm

a (Effective Load Center)

N/A 0.1575 in4.000 mm

T

N/A 3.9370 in100.000 mm

r

N/A 0.1600 in4.000 mm

R

N/A 0.20 in5.0 mm

da

N/A 13.46 in342.0 mm

db

N/A 13.56 in344.5 mm

Da

N/A 18.19 in462.0 mm

Da min

N/A 16.48 in418.5 mm

Db

N/A 18.23 in463.0 mm