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

 N/A Cylindrical Roller Bearing

Bore Type

 N/A Tapered

Material

 N/A Hardened Alloy Steel

Cage Material

 N/A High Strength, 2 piece, Machined Brass

Limiting Speed - Oil

 N/A 1300 rpm

Limiting Speed - Grease

 N/A 1100 rpm

Taper

 N/A 1:12

Precision

 N/A ISO Class 0

Configuration

 N/A Two

Oil Hole

 N/A w/o Oil Hole

Radial Internal Clearance

 N/A CN

Static Load Rating

 N/A 720000 lbf3200000 N3200.00 kN

Dynamic Load Rating

 N/A 365000 lbf1620000 N1620.00 kN

Enclosure

 N/A Open

Operating Temperature Range

 N/A -40 to 250 ºF-40 to 120 ºC

Dimensional Specifications


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

d

 N/A 13.3858 in340.000 mm

D

 N/A 20.4724 in520.000 mm

B

 N/A 5.2362 in133 mm

C

 N/A 5.2362 in133 mm

Ew

 N/A 18.6220 in473.000 mm

r

 N/A 0.1969 in5.000 mm

da min

 N/A 14.1732 in360.000 mm

db min

 N/A 14.6063 in371.000 mm

Da max

 N/A 18.7795 in477.000 mm

Db min

 N/A 18.7795 in477.000 mm

Db max

 N/A 19.6850 in500.000 mm

ras max

 N/A 0.1575 in4 mm