Unit of Measure

Technical Specifications

Type

Spherical Roller Bearing

Bore Type

Round

Material

Through Hardened Steel

Cage Material

Brass

Limiting Speed - Oil

1900 rpm

Limiting Speed - Grease

1500 rpm

e

0.18

Y1

3.76

Y2

5.59

Y0

3.67

Series

239

Radial Internal Clearance

CN

Ring Modification

Plain

Tolerance

JIS-0 RBEC-1

Static Load Rating

268000 lbf1190000 N1190.00 kN

Dynamic Load Rating

172000 lbf766000 N766.00 kN

Enclosure

Open

Weight

26.455 lb12.000 kg

Operating Temperature Range

-40 to 400 ºF-40 to 200 ºC

Dimensional Specifications


Spherical Roller Bearing w/ Standard Bore & Oil Groove, 239 Series - Dimensions

d

7.874 in200.000 mm

D

11.0236 in280 mm

B

2.3622 in60 mm

d1

8.7008 in221.000 mm

D1

10.2362 in260.000 mm

r

0.0827 in2.1 mm

W0

0.4724 in12.000 mm

d0

0.2362 in6.000 mm

da min

8.3071 in211.000 mm

Da max

10.5906 in269.000 mm

ras max

0.0827 in2.100 mm