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Unit of Measure

Technical Specifications

Type

Spherical Roller Bearing

Bore Type

Tapered

Material

Through Hardened Steel

Cage Type

Machined

Cage Material

Brass

Limiting Speed - Oil

1400 RPM

Limiting Speed - Grease

1300 RPM

e

0.29

Y1

2.32

Y2

3.45

Y0

2.26

Series

231

Radial Internal Clearance

C4

Ring Modification

Relube

Tolerance

JIS-0 RBEC-1

Taper

1:12

Static Load Rating

390000 lbf1730000 N1730.00 kN

Dynamic Load Rating

232000 lbf1030000 N1030.00 kN

Enclosure

Open

Weight

55.336 lb25.100 kg

Operating Temperature Range

-40 to 400 ºF-40 to 200 ºC

Dimensional Specifications


Spherical Roller Bearing w/ Tapered Bore & Oil Groove - Dimensions

d

7.0866 in180.000 mm

D

11.8110 in300.000 mm

B

3.7795 in96.000 mm

r

0.1181 in3.000 mm

W0

0.5906 in15.000 mm

d0

0.2756 in7.000 mm

da min

7.6378 in194.000 mm

Da max

11.2598 in286.000 mm

ras max

0.1181 in3 mm