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

 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 6300 rpm

Limiting Speed - Grease

 N/A 5400 rpm

Taper

 N/A 1:12

Precision

 N/A ISO Class 5

Configuration

 N/A Two

Oil Hole

 N/A w/o Oil Hole

Radial Internal Clearance

 N/A C1NA

Static Load Rating

 N/A 33500 lbf149000 N149.00 kN

Dynamic Load Rating

 N/A 21700 lbf96500 N96.50 kN

Enclosure

 N/A Open

Weight

 N/A 2.346 lb1.064 kg

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 2.9528 in75 mm

D

 N/A 4.5276 in115 mm

B

 N/A 1.1811 in30 mm

C

 N/A 1.1811 in30 mm

Ew

 N/A 4.1339 in105.000 mm

r

 N/A 0.0433 in1.100 mm

da min

 N/A 3.2087 in81.500 mm

db min

 N/A 3.3071 in84.000 mm

Da max

 N/A 4.1732 in106.000 mm

Db min

 N/A 4.1732 in106.000 mm

Db max

 N/A 4.2717 in108.500 mm

ras max

 N/A 0.0394 in1 mm