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

 5600 rpm

Limiting Speed - Grease

 4800 rpm

Precision

 ISO Class 0

Configuration

 Two

Oil Hole

 w/o Oil Hole

Radial Internal Clearance

 CN

Static Load Rating

 43500 lbf194000 N194.00 kN

Dynamic Load Rating

 27400 lbf122000 N122.00 kN

Enclosure

 Open

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

 3.3465 in85 mm

D

 5.1181 in130 mm

B

 1.3386 in34 mm

C

 1.3386 in34 mm

Ew

 4.6457 in118.000 mm

r

 0.0433 in1.100 mm

da min

 3.6024 in91.500 mm

db min

 3.7205 in94.500 mm

Db min

 4.6850 in119.000 mm

Db max

 4.8622 in123.500 mm

ras max

 0.0394 in1 mm