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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

 0.28

Y1

 2.39

Y2

 3.56

Y0

 2.34

Series

 231

Radial Internal Clearance

 CN

Ring Modification

 Relube

Tolerance

 JIS-0 RBEC-1

Taper

 1:12

Static Load Rating

 380000 lbf1700000 N1700.00 kN

Dynamic Load Rating

 286000 lbf1270000 N1270.00 kN

Enclosure

 Open

Weight

 46.077 lb20.900 kg

Operating Temperature Range

 -40 to 400 ºF-40 to 200 ºC

Dimensional Specifications

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

d

 6.6929 in170.000 mm

D

 11.0236 in280.000 mm

B

 3.4646 in88.000 mm

d1

 7.6772 in195.000 mm

D1

 9.8425 in250.000 mm

r

 0.0827 in2.100 mm

W0

 0.5512 in14.000 mm

d0

 0.2362 in6.000 mm

da min

 7.1654 in182.000 mm

Da max

 10.5512 in268.000 mm

ras max

 0.0827 in2.100 mm