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Unit of Measure

Technical Specifications

Type

Tapered Roller Bearing

Bore Type

Round

Material

Through Hardened Steel

Limiting Speed - Oil

2500 RPM

Limiting Speed - Grease

1900 RPM

Style

Cone & Cup

Precision Rating

Class 0

Configuration

One

Lubrication

w/o Oil Hole

e (Axial Load Factor)

0.42

Y2 (Axial Load Factor)

1.43

Y0 (Axial Load Factor)

0.79

Static Load Rating

85500 lbf380000 N380.00 kN

Dynamic Load Rating

64500 lbf287000 N287.00 kN

Enclosure

Open

Weight

9.678 lb4.390 kg

Operating Temperature Range

-40 to 250 ºF-40 to 120 ºC

Dimensional Specifications


Tapered Roller Set - Metric Series - Dimensions

d

4.1339 in105.000 mm

D

7.4803 in190.000 mm

C

1.1811 in30.000 mm

B

1.4173 in36.000 mm

a (Effective Load Center)

-0.0394 in-1.000 mm

T

1.5354 in39.000 mm

r

0.0800 in2.000 mm

R

0.10 in2.5 mm

da

4.69 in119.0 mm

db

4.80 in122.0 mm

Da

7.01 in178.0 mm

Da min

6.50 in165.0 mm

Db

7.01 in178.0 mm