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

560 rpm

Limiting Speed - Grease

430 rpm

e

0.31

Y1

2.21

Y2

3.28

Y0

2.16

Series

231

Radial Internal Clearance

C3

Ring Modification

Relube

Tolerance

JIS-0 RBEC-1

Taper

1:12

Static Load Rating

1810000 lbf8050000 N8050.00 kN

Dynamic Load Rating

945000 lbf4200000 N4200.00 kN

Enclosure

Open

Weight

564.383 lb256.000 kg

Operating Temperature Range

-40 to 250 ºF-40 to 120 ºC

Dimensional Specifications


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

d

15.7480 in400.000 mm

D

25.5906 in650.000 mm

B

7.8740 in200.000 mm

r

0.2362 in6 mm

W0

0.9449 in24.000 mm

d0

0.6299 in16.000 mm

da min

16.8504 in428.000 mm

Da max

24.4882 in622.000 mm

ras max

0.1969 in5.000 mm