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Unit of Measure

Technical Specifications

Type

Tapered Roller Bearing

Bore Type

Round

Material

Through Hardened Steel

Limiting Speed - Oil

4000.0 RPM

Limiting Speed - Grease

3000.0 RPM

Style

Cone & Cup

Precision Rating

Class 0

Configuration

One

Lubrication

w/o Oil Hole

e (Axial Load Factor)

0.35

Y2 (Axial Load Factor)

1.74

Y0 (Axial Load Factor)

0.96

Static Load Rating

71000 lbf315000 N315.00 kN

Dynamic Load Rating

55000 lbf244000 N244.00 kN

Enclosure

Open

Weight

6.658 lb3.020 kg

Operating Temperature Range

-40 to 250 ºF-40 to 120 ºC

Dimensional Specifications


Tapered Roller Set - Metric Series - Dimensions

d

2.3622 in60.000 mm

D

5.1181 in130.000 mm

C

1.4567 in37.000 mm

B

1.8110 in46.000 mm

a (Effective Load Center)

-0.6496 in-16.500 mm

T

1.9094 in48.500 mm

r

0.0800 in2.000 mm

R

0.10 in2.5 mm

da

2.91 in74.0 mm

db

2.91 in74.0 mm

Da

4.65 in118.0 mm

Da min

4.21 in107.0 mm

Db

4.72 in120.0 mm