Bearing Distributors, an Applied Company
Bearing Distributors, an Applied Company
930 South Stadium Road
Columbia, SC 29201
Phone: (800) 934-2834
Fax: (803) 256-3824
Email: sales@ibearing.com
Website: www.bearingdistributors.com
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    The rollers in the NN type bearing are guided by the ribs of the inner ring.
Unit of Measure

Technical Specifications

Type

 Cylindrical Roller Bearing

Bore Type

 Cylindrical

Material

 Hardened Alloy Steel

Cage Material

 High Strength, 2 piece, Machined Brass

Limiting Speed - Oil

 2600 rpm

Limiting Speed - Grease

 2200 rpm

Precision

 ISO Class 0

Configuration

 Two

Oil Hole

 w/o Oil Hole

Radial Internal Clearance

 CN

Static Load Rating

 224000 lbf995000 N995.00 kN

Dynamic Load Rating

 127000 lbf565000 N565.00 kN

Enclosure

 Open

Weight

 37.258 lb16.9 kg

Operating Temperature Range

 -40 to 250 ºF-40 to 120 ºC

Dimensional Specifications


Double Row Cylindrical Roller Bearing w/ Cylindrical Bore - Type NN - Dimensions

d

 7.0866 in180.000 mm

D

 11.0236 in280.000 mm

B

 2.9134 in74 mm

C

 2.9134 in74 mm

Ew

 10.0394 in255.000 mm

r

 0.0827 in2.100 mm

da min

 7.5197 in191.000 mm

db min

 7.7559 in197.000 mm

Db min

 10.1181 in257.000 mm

Db max

 10.5906 in269.000 mm

ras max

 0.0787 in2 mm