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
Print Back
    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

 1300 rpm

Limiting Speed - Grease

 1100 rpm

Precision

 ISO Class 0

Configuration

 Two

Oil Hole

 w/o Oil Hole

Radial Internal Clearance

 CN

Static Load Rating

 720000 lbf3200000 N3200.00 kN

Dynamic Load Rating

 365000 lbf1620000 N1620.00 kN

Enclosure

 Open

Weight

 224.871 lb102 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

 13.3858 in340.000 mm

D

 20.4724 in520.000 mm

B

 5.2362 in133 mm

C

 5.2362 in133 mm

Ew

 18.6220 in473.000 mm

r

 0.1969 in5.000 mm

da min

 14.1732 in360.000 mm

db min

 14.6063 in371.000 mm

Db min

 18.7795 in477.000 mm

Db max

 19.6850 in500.000 mm

ras max

 0.1575 in4 mm