Unit of Measure

Technical Specifications

Type

Spherical Roller Bearing

Bore Type

Round

Material

Through Hardened Steel

Cage Type

Pressed

Cage Material

Steel

Limiting Speed - Oil

2200 rpm

Limiting Speed - Grease

1700 rpm

e

0.22

Y1

3.07

Y2

4.57

Y0

3.00

Series

230

Radial Internal Clearance

CN

Ring Modification

Plain

Tolerance

JIS-0 RBEC-1

Static Load Rating

279000 lbf1240000 N1240.00 kN

Dynamic Load Rating

205000 lbf914000 N914.00 kN

Enclosure

Open

Weight

27.933 lb12.670 kg

Operating Temperature Range

-40 to 400 ºF-40 to 200 ºC

Dimensional Specifications


Spherical Roller Bearing w/ Standard Bore & Oil Groove, 230 Series - Dimensions

d

6.6929 in170.000 mm

D

10.2362 in260 mm

B

2.6378 in67 mm

d1

7.4803 in190.000 mm

D1

9.3701 in238.000 mm

r

0.0827 in2.1 mm

W0

0.4724 in12.000 mm

d0

0.1969 in5.000 mm

da min

7.126 in181 mm

Da max

9.8031 in249 mm

ras max

0.0827 in2.100 mm