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Unit of Measure

Technical Specifications

Type

Tapered Roller Bearing

Bore Type

Round

Material

Case Carburized Steel

Limiting Speed - Oil

6600 rpm

Limiting Speed - Grease

4900 rpm

Style

Cone & Cup

Precision Rating

ISO Class 5

Configuration

One

Lubrication

w/o Oil Hole

e (Axial Load Factor)

0.37

Y2 (Axial Load Factor)

1.60

Y0 (Axial Load Factor)

0.88

Static Load Rating

15100 lbf67000 N67.00 kN

Dynamic Load Rating

13700 lbf61000 N61.00 kN

Enclosure

Open

Operating Temperature Range

-40 to 250 ºF-40 to 120 ºC

Dimensional Specifications


Tapered Roller Set - Metric Series - Dimensions

d

1.5748 in40.000 mm

D

3.14960 in80.000 mm

C

0.6299 in16.000 mm

B

0.7087 in18.000 mm

a (Effective Load Center)

-0.1378 in-3.5 mm

T

0.7776 in19.750 mm

r

0.0600 in1.500 mm

R

0.06 in1.5 mm

da

1.91 in48.5 mm

db

1.93 in49.0 mm

Da

2.81 in71.5 mm

Da min

2.72 in69.0 mm

Db

2.95 in75.0 mm