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

1800 rpm

Limiting Speed - Grease

1400 rpm

e

0.23

Y1

2.95

Y2

4.40

Y0

2.89

Series

230

Radial Internal Clearance

C4

Ring Modification

Relube

Tolerance

JIS-0 RBEC-1

Taper

1:12

Static Load Rating

400000 lbf1790000 N1790.00 kN

Dynamic Load Rating

295000 lbf1310000 N1310.00 kN

Enclosure

Open

Weight

48.722 lb22.100 kg

Operating Temperature Range

-40 to 400 ºF-40 to 200 ºC

Dimensional Specifications


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

d

7.874 in200.000 mm

D

12.2047 in310 mm

B

3.2283 in82 mm

d1

8.7795 in223.000 mm

D1

11.1417 in283.000 mm

r

0.0827 in2.1 mm

W0

0.5906 in15.000 mm

d0

0.2756 in7.000 mm

da min

8.3071 in211.000 mm

Da max

11.7717 in299.000 mm

ras max

0.0827 in2.100 mm